Statistics Tools
ANOVA Calculator - Compare Group Means Statistically
Perform Analysis of Variance (ANOVA) online to compare means of multiple groups. Calculate F-statistic and p-value for hypothesis testing. Visualize F-distribution.
Autoregressive (AR) Model Calculator
Calculate and visualize Autoregressive (AR) models for time series forecasting. Enter your data and lag order to predict future values and analyze AR coefficients.
Average Deviation Calculator
Calculate average deviation (mean deviation) and median deviation online. Understand data variability with this free average deviation calculator.
Interactive Bar Chart Generator
Create dynamic bar charts online to visualize categorical data. Input your data, customize labels, and generate insightful charts instantly for data analysis and presentations.
Bayesian T-Test Calculator
Perform Bayesian T-Tests online to compare two groups. Enter sample data and prior parameters to calculate posterior distribution, credible interval, and Bayes factor. Easy-to-use and accurate.
Binomial Test Calculator
Perform a binomial test to determine if sample proportion significantly differs from hypothesized population proportion. Calculate p-value, visualize distribution, and understand results instantly.
Bootstrap Difference of Means Calculator
Calculate the bootstrapped difference of means between two samples. Estimate confidence intervals and visualize the distribution of mean differences. Easy-to-use online tool for statistical analysis.
Box-Cox Transformation Calculator
Perform Box-Cox transformation online to normalize your data and stabilize variance. Easy-to-use tool for statistical data transformation with optimal lambda parameter calculation.
Interactive Box Plot Generator
Create interactive box plots online to visualize data distribution, quartiles, and outliers. Analyze your statistical data with ease.
Central Limit Theorem Calculator
Explore the Central Limit Theorem with our interactive calculator. Visualize how sample means from different distributions converge to a normal distribution.
Central Limit Theorem Visualizer
Visualize the Central Limit Theorem interactively! Explore how sample means converge to a normal distribution regardless of the population distribution. Adjust parameters and see the theorem in action.
Chi-Square Goodness-of-Fit Test Calculator
Easily perform a Chi-Square Goodness-of-Fit test online to check if your observed data matches a hypothesized distribution. Enter your data and get instant results.
Chi-Square Test Calculator
Easily perform a Chi-Square Test for Independence online. Analyze categorical data to determine the association between two variables. Get instant results with p-value and visualization.
R-squared Calculator: Coefficient of Determination
Easily calculate the R-squared value to understand the goodness of fit for your regression model. Input your data and predicted values for instant results and insightful visualizations.
Coefficient of Variation Calculator
Calculate Coefficient of Variation (CV) online. Visualize data variability with this easy-to-use tool. Input numbers, get CV instantly.
Cohen's d Effect Size Calculator
Effortlessly calculate Cohen's d effect size online to quantify the difference between two group means. Ideal for research, statistics, and data analysis.
Comparative Data Analysis Tool
Analyze and compare two datasets with ease. Generate a comparative data table to highlight differences, ratios, and percentage changes. Visualize your data and copy results.
SIR Model Visualizer
Visualize the SIR model for epidemiology! Predict disease spread with interactive charts. Input parameters and see susceptible, infected, and recovered populations evolve over time.
Confidence Interval Calculator for Regression Analysis
Easily calculate the confidence interval for a regression line. Understand the uncertainty in your regression analysis with our user-friendly tool. Input data points and confidence level for instant results and interactive visualizations.
Confidence Interval Calculator
Easily calculate the confidence interval for your research or statistical analysis. Input your sample size, percentage, and desired confidence level to determine the range within which the true population parameter is likely to fall. Get accurate results quickly with our user-friendly Confidence Interval Calculator.
Confidence Interval Calculator (Known SD)
Easily calculate the confidence interval for a population mean when the population standard deviation is known. Input sample data and confidence level for instant results.
Confidence Interval Calculator | Estimate Population Mean
Easily calculate the confidence interval for a population mean when the standard deviation is unknown. Input sample data and confidence level for quick results.
Confidence Interval Calculator for Population Proportion
Easily calculate the confidence interval for a population proportion online. Input successes, sample size, and confidence level to find the range within which the true population proportion likely lies. Get instant results and visualize the interval.
Confidence Interval Calculator for Standard Deviation
Easily calculate the confidence interval for population standard deviation using the chi-square distribution. Input sample standard deviation, sample size, and confidence level for instant results.
Confidence Interval for Variance Calculator
Easily calculate the confidence interval for population variance using our online calculator. Enter sample variance, sample size, and confidence level to find the range for true variance.
Confidence Interval Calculator for Difference of Means
Easily calculate the confidence interval for the difference between two population means. Input your sample means, standard error, confidence level, and degrees of freedom for quick results.
Confidence Interval Calculator for Two Means
Easily calculate the confidence interval for the difference between two population means. Input sample data and confidence level to find the interval.
Two Means Confidence Interval Calculator
Easily calculate the confidence interval for the difference between two population means. Input sample data and confidence level for instant results.
Confidence Interval Calculator for Two Means
Easily calculate the confidence interval for the difference between two population means using our online calculator. Input sample data and confidence level for instant results.
Confidence Interval Calculator for Mean - EasyMathTools
Easily calculate the confidence interval for the population mean. Input sample mean, standard deviation, sample size, and confidence level to find the range.
Confidence Interval for Proportion Calculator
Easily calculate the confidence interval for a population proportion with our online tool. Enter your sample proportion, sample size, and confidence level to determine the range within which the true population proportion likely lies. Ideal for statistical analysis and research.
Confidence Interval Calculator for Variance Ratio
Easily calculate the confidence interval for the ratio of two population variances online. Input sample variances, sizes, and confidence level for instant results.
Contingency Table Generator | Analyze Categorical Data
Easily generate a contingency table online to analyze relationships between two categorical variables. Input your data and get instant cross-tabulation results for statistical analysis.
Pearson Correlation Coefficient Calculator
Calculate Pearson's correlation coefficient online to understand the linear relationship between two datasets. Visualize data with an interactive scatter plot.
Correlation Coefficient Calculator
Calculate Pearson Correlation Coefficient online to measure linear relationship between two datasets. Visualize data scatter plot and easily copy results.
Object Counter: Count Item Frequencies
Easily count the frequency of each item in a list. Simply enter your comma-separated list of objects and get instant counts and visualizations.
Covariance Calculator: Interactive Tool for Data Analysis
Calculate covariance online with our user-friendly tool. Visualize data relationships with an interactive scatter plot. Understand variable dependencies easily.
Cramer's V Calculator
Easily calculate Cramer's V coefficient online to measure the association between two categorical variables. Input your data and get instant results with visualization and interpretation.
CDF Calculator for Discrete Random Variable
Calculate Cumulative Distribution Function (CDF) for discrete random variables online. Enter values and probabilities to generate a CDF table instantly.
Interactive Cumulative Frequency Graph Generator
Create interactive cumulative frequency graphs online. Visualize data distribution with ease, customize inputs, and copy results. Perfect for students and professionals analyzing statistical data.
Interactive Data Table Visualizer
Visualize your numerical data in an interactive and structured table. Easily input, display, and copy data for analysis and comparison.
Data Transformation Tool | Transform Data with Log, Square, Square Root & More
Easily transform your data using Log, Square, and Square Root functions. Visualize data transformation and understand how mathematical functions linearize relationships. Perfect for statistical analysis and data preprocessing.
Data Transformation Tool
Easily transform your data online using our free Data Transformation Tool. Apply log, square root, square, and inverse transformations to linearize data for statistical analysis.
Exponential Decay Calculator: Estimate Model Parameters
Easily estimate exponential decay model parameters (initial value, decay rate) from your data points. Visualize the decay curve and understand the process.
Feature Scaling & Standardization Tool
Easily scale or standardize your numerical data features online using our free tool. Choose between Min-Max scaling and Standardization methods to preprocess your data for machine learning and statistical analysis.
Fisher's Exact Test Calculator
Easily calculate Fisher's Exact Test online for 2x2 contingency tables. Determine the p-value for small sample sizes to test for association between categorical variables. Fast, accurate, and user-friendly.
Frequency Table Generator
Easily generate frequency tables online to analyze categorical data. Our free Frequency Table Generator calculates counts and percentages for each category in your dataset.
Generalized Additive Models (GAM) Calculator
Calculate and explore non-linear relationships with Generalized Additive Models (GAM). Input variables and smooth functions to analyze your data and understand complex patterns.
Random Continuous Distribution Generator
Generate random samples from a continuous probability distribution using its PDF, interval, and number of samples. Visualize the distribution and the generated samples. Understand continuous distributions with examples and formulas.
Hedge's g Effect Size Calculator | Statistical Tool
Easily calculate Hedge's g effect size online. Understand the magnitude of difference between two groups with this corrected Cohen's d calculator for accurate statistical analysis.
Interactive Histogram Generator
Create interactive histograms online to visualize data distribution. Customize bins, explore data patterns, and gain insights instantly.
Hypothesis Testing Calculator
Easily perform hypothesis testing for population means or proportions. Calculate test statistics, p-values, and make conclusions to support your statistical analysis.
Interaction Term Generator
Easily generate interaction terms for regression analysis. Create multiplication and polynomial interaction terms from independent variables to model complex relationships in your data.
Interquartile Range (IQR) Calculator
Calculate Interquartile Range (IQR) online easily. Enter your dataset to find IQR, Q1, and Q3. Understand data spread with this free IQR calculator.
Joint Probability Distribution Calculator
Calculate the joint probability distribution for two discrete variables online. Enter your datasets and get the joint probability table instantly. Understand the probability of events occurring together.
Kolmogorov-Smirnov Two-Sample Test Calculator
Easily perform a Kolmogorov-Smirnov test online to compare two samples and determine if they are drawn from the same distribution. Get instant D-statistic and P-value results.
Kruskal-Wallis Test Calculator
Perform a Kruskal-Wallis H test online to compare if the medians of two or more independent samples are statistically different. Enter your data and get results instantly.
Kurtosis Calculator: Measure Distribution Tailedness
Effortlessly calculate the kurtosis of a dataset to analyze the shape and tailedness of its distribution. Understand if your data is platykurtic, mesokurtic, or leptokurtic.
Levene's Test Calculator
Easily perform Levene's test online to assess the equality of variances between two groups. Input your data and get instant F-statistic and P-value results.
Interactive Linear Regression Calculator
Visualize and calculate linear regression with our interactive tool. Enter your data points to find the line of best fit, slope, and y-intercept. Perfect for statistical analysis and understanding relationships between variables.
Interactive Linear Regression Calculator
Calculate linear regression online and visualize the best-fit line for your data. Easy-to-use linear regression calculator for statistical analysis and data visualization.
Linear Regression Calculator
Calculate linear regression models online. Find the best-fit line, coefficients, R-squared, and p-values for your data. Analyze simple and multiple linear regression with ease.
Logistic Growth Model Calculator
Calculate and visualize logistic growth model predictions online. Input initial value, carrying capacity, growth rate, and time data for population growth forecasting.
Mann-Whitney U Test Calculator
Calculate Mann-Whitney U test online to compare if there is a statistically significant difference between two independent groups. Non-parametric test calculator for hypothesis testing.
Mean (Average) Calculator
Easily calculate the mean (average) of a dataset with our online Mean Calculator. Enter numbers and find the average instantly. Ideal for statistics and data analysis.
Median Calculator | Find the Middle Value - EasyMathTools
Calculate the median of a data set with our easy-to-use Median Calculator. Enter numbers, get the middle value instantly, and understand your data distribution.
Mode Calculator | Find the Mode of Your Data
Easily calculate the mode of your dataset with our online Mode Calculator. Identify the most frequent values in categorical or numerical data for statistical analysis.
Moment Generating Function (MGF) Calculator
Easily calculate the Moment Generating Function (MGF) for various probability distributions (PMF or PDF). Input your distribution and variable t to find the MGF. Understand MGF with examples and docs.
Monte Carlo Simulation Tool
Run Monte Carlo simulations online to explore probability distributions like normal, uniform, and exponential. Visualize results and get summary statistics instantly for free.
Interactive Mosaic Plot Generator
Create interactive mosaic plots online to visualize relationships between two categorical variables. Analyze your data with ease.
Moving Average Calculator
Calculate moving average online to smooth time series data and identify trends. Easy-to-use tool for data analysis and forecasting.
Kernel Regression Calculator: Non-Parametric Regression Tool
Calculate Non-Parametric Regression (Kernel Regression) online using our free tool. Estimate regression functions without assuming a functional form. Visualize predicted values and density estimates.
Normal Distribution Calculator
Easily calculate normal distribution probabilities and percentiles online. Visualize the distribution and understand probability with this interactive tool.
Odds Ratio Calculator: Online Statistical Tool
Calculate odds ratio online to measure association between two binary variables. Easy-to-use tool for statistical analysis in epidemiology and research.
One-Sample T-Test Calculator | Easy Math Tools
Easily perform a one-sample t-test online to compare a sample mean to a hypothesized population mean. Get your test statistic, p-value, and interactive visualization instantly.
One Sample Z-Test Calculator: Hypothesis Testing Tool
Perform a one-sample z-test to determine if there is a statistically significant difference between a sample mean and a known population mean. Calculate test statistic and p-value. Free and easy-to-use online calculator.
Outlier Detection Tool (IQR Method)
Easily identify outliers in your data using the Interquartile Range (IQR) method. Input your two variable datasets and visualize outliers instantly.
Interactive Outlier Detector - Visualize Data Anomalies
Easily detect outliers in your data with our interactive scatter plot tool. Input your X and Y values and visualize anomalies instantly. Perfect for statistical analysis and data cleaning.
Paired Samples T-Test Calculator | Compare Related Means
Effortlessly calculate the Paired Samples T-Test online. Compare means of two related groups with our user-friendly calculator. Get t-statistic, p-value, and confidence interval instantly.
Paired T-Test Calculator
Easily calculate Paired T-Test online to compare means of two related samples. Input data, significance level, and get test statistic, p-value. Visualize results and copy output.
Percentile Calculator | Find Percentile Value Online
Easily calculate the percentile for any dataset. Understand where your data point stands within a distribution. Free and user-friendly percentile calculator.
Phi Coefficient Calculator: Measure Correlation of Binary Data
Easily calculate the Phi coefficient online to determine the correlation between two binary categorical variables. Input your datasets and get instant results with clear interpretation.
Interactive Pie Chart Generator for Data Visualization
Create stunning pie charts online to visualize your data. Simply input your categories and values to generate interactive and informative pie charts instantly.
Power Transformation Calculator
Perform power transformation on your data to stabilize variance and linearize relationships. Enter your data and power parameter to transform and visualize your data instantly.
Prediction Interval Calculator
Easily calculate the prediction interval to estimate the range for a new observation in regression analysis. Enter your data points and confidence level for accurate predictions.
Interactive PCA Visualizer for Bivariate Data
Visualize Principal Component Analysis (PCA) interactively. Understand data variance with our PCA tool for bivariate datasets. Enter your data and explore principal components visually.
Probability Mass Function (PMF) Calculator
Easily calculate the Probability Mass Function (PMF) for discrete random variables. Visualize PMF tables and charts for better understanding. Free and user-friendly!
Proportion Test Calculator
Easily perform a proportion hypothesis test online. Calculate test statistic, p-value, and visualize results for single proportion tests. Free and user-friendly.
Interactive Quantile Regression Calculator
Perform quantile regression analysis online! Calculate coefficients, predict values, and get confidence intervals. Understand how variables relate at different quantiles.
R-Squared Calculator: Coefficient of Determination
Easily calculate the R-squared value, also known as the coefficient of determination, to evaluate the goodness of fit of your regression model. Input your observed and predicted Y values for instant results.
Range Calculator
Calculate the range of a data set online. Easily find the range by entering your numbers separated by commas. Get instant results and understand data variability.
Regularized Regression Calculator (Lasso, Ridge, Elastic Net)
Calculate regularized regression coefficients and predicted values using Lasso, Ridge, or Elastic Net. Understand feature selection and prevent overfitting in your models.
Relative Frequency Calculator | EasyMathTools
Calculate relative frequency online quickly and easily. Enter your categorical data and find the proportion of each category. Perfect for statistical analysis and data interpretation.
Residual Calculator
Effortlessly calculate residuals for linear regression with our online tool. Understand the difference between observed and predicted values to assess your model accuracy.
Interactive Residual Plot Generator
Visualize residual plots online to analyze linear regression models. Enter x, y, and predicted y values for instant residual analysis and insights.
Robust Regression Calculator
Calculate robust regression (M-estimation) online to reduce the impact of outliers. Use Huber or Tukey loss functions for less sensitive regression coefficients.
Root Mean Square (RMS) Calculator
Calculate the Root Mean Square (RMS) value of a dataset online. Enter numbers and find RMS easily with this free calculator.
Sample Size Calculator | Free & Accurate Tool
Need to calculate sample size for your research? Use our free Sample Size Calculator to determine the ideal sample size for population means. Ensure accurate and reliable results for your surveys and studies.
Sample Size Calculator | Calculate Required Sample Size
Easily calculate the required sample size for your research or survey. Determine the necessary sample size based on margin of error, population proportion, and confidence level. Free and user-friendly tool.
Sampling Distribution of the Mean Calculator
Easily calculate the mean and standard deviation (standard error) of the sampling distribution of the mean. Input population mean, standard deviation, and sample size for instant results.
Sampling Distribution of Proportion Calculator
Easily calculate the mean and standard deviation (standard error) of the sampling distribution of the proportion. Visualize the distribution with an interactive graph. Perfect for statistics students and researchers.
Sampling Distribution of Variance Calculator
Easily calculate the mean and standard deviation of the sampling distribution of variance. Visualize the distribution with our interactive tool. Ideal for statistics students and researchers.
Sampling Distribution Simulator - Visualize Sample Statistics
Explore sampling distributions with our interactive simulator. Visualize how sample means behave under different population distributions (Normal, Uniform, Exponential) and understand the Central Limit Theorem. Perfect for students and educators!
Interactive Scatterplot Matrix Generator for Data Visualization
Create interactive scatterplot matrices online to visualize relationships between variables in your data. Upload CSV, explore correlations, and gain insights visually.
Skewness Calculator | EasyMathTools
Calculate skewness online for free. Understand data distribution asymmetry with our skewness calculator. Enter your dataset and get instant results and interactive histogram visualization.
Skewness Calculator for Random Variables
Easily calculate the skewness of a random variable online. Understand data asymmetry with our skewness calculator. Enter values and probabilities for instant results.
Spearman's Rank Correlation Calculator
Easily calculate Spearman's rank correlation coefficient online to measure the monotonic relationship between two datasets. Input your data and get instant results with visualization and explanations.
Interactive Spline Regression Calculator
Perform spline regression analysis online with our interactive calculator. Fit curves, visualize results, and understand your data better.
Discrete Standard Deviation Calculator
Calculate standard deviation for discrete random variables online. Enter outcomes and probabilities to compute SD[X] easily and visualize results.
Standard Deviation Calculator
Calculate standard deviation online with our easy-to-use tool. Understand data spread and variance instantly. Enter your data set and get results with visualization.
Standard Deviation Calculator for Discrete Random Variables
Easily calculate the standard deviation of a discrete random variable online. Enter values and probabilities to find the spread of your probability distribution.
Standard Error Calculator
Effortlessly calculate the Standard Error of the Mean (SEM) or Standard Error of the Proportion (SEP) online. Understand sampling distribution with interactive visualizations.
Two-Sample T-Test Calculator
Perform a two-sample independent t-test online to compare the means of two independent groups. Input your data, significance level, and get instant results with visualizations.
Discrete Variance Calculator | Calculate Var[X] Easily
Effortlessly calculate the variance (Var[X]) of a discrete random variable online. Enter outcomes and probabilities for instant results and interactive visualizations.
Variance Calculator - Online Tool to Calculate Data Dispersion
Calculate variance online with our user-friendly tool. Understand data spread and dispersion in your dataset. Visualize results and copy calculations easily.
Variance Calculator for Discrete Random Variable
Easily calculate the variance of a discrete random variable online. Input values and probabilities to find the variance and understand data spread.
Sampling Distribution of Difference in Means Calculator
Visualize and calculate the sampling distribution of the difference between means. Understand how sample means from two populations vary. Enter population parameters and sample sizes to explore.
Sampling Distribution of Difference in Proportions Visualizer
Visualize the sampling distribution of the difference between sample proportions. Explore how population proportions and sample sizes impact the sampling distribution with interactive charts.
Weighted Average Calculator
Calculate weighted average easily with our online tool. Input your dataset and weights to find the weighted mean instantly. Perfect for students and professionals.
Welch's T-Test Calculator
Perform Welch's t-test online to compare means of two independent samples with unequal variances. Get t-statistic, p-value, degrees of freedom, and confidence interval instantly.
Wilcoxon Signed-Rank Test Calculator
Easily perform a Wilcoxon Signed-Rank Test online. Analyze paired data to compare two related samples and determine statistical significance. Get your test statistic and p-value instantly.