Statistics Calculators

What are the chances of winning the lottery? What is the risk of doing this? How many times do I have to roll a dice to get the number I want? All these questions are statistics problems. We provide simple statistics calculators to help you make better decisions and solve problems faster. From Poisson distribution through risk calculators and permutation calculators all the way to binomial distribution, you will always find a useful calculator amongst our collection. So help us help you solve statistics problems, and you will learn something new and valuable. Who knows? Maybe you will learn how to convince your friends to bet for almost impossible things (that only you know are almost impossible ;))

Probability theory and odds calculators 🎲

Accuracy CalculatorBayes' Theorem CalculatorBertrand's Box ParadoxBertrand's ParadoxBirthday Paradox CalculatorBoy or Girl ParadoxChebyshev's Theorem CalculatorCoin Flip Probability CalculatorCoin Toss Streak CalculatorCombination CalculatorConditional Probability CalculatorConfusion Matrix CalculatorDice Average CalculatorDice Probability CalculatorDice Roller CalculatorExpected Value CalculatorFalse Positive Paradox CalculatorImplied Probability CalculatorLottery CalculatorMonty Hall Problem CalculatorOdds CalculatorParrondo's Paradox CalculatorPassword Combination CalculatorPermutation CalculatorP-Hat CalculatorPost-Test Probability CalculatorProbability CalculatorProbability of 3 Events CalculatorRandom Number GeneratorRelative Risk CalculatorRisk CalculatorRoulette Payout CalculatorSensitivity and Specificity CalculatorTwo Envelopes Paradox Calculator

Distributions and plots calculators 🔔

Benford's Law CalculatorBeta Distribution CalculatorBinomial Distribution CalculatorBox Plot CalculatorCentral Limit Theorem CalculatorChi-Square CalculatorClass Width CalculatorConfidence Interval CalculatorContinuity Correction CalculatorDot Plot CalculatorEmpirical Rule CalculatorExponential Distribution CalculatorExponential Growth Prediction CalculatorFrequency Distribution CalculatorFrequency Polygon CalculatorGeometric Distribution CalculatorHistogram CalculatorHypergeometric Distribution CalculatorLognormal Distribution CalculatorNegative Binomial Distribution CalculatorNormal Distribution CalculatorNormal Probability Calculator for Sampling DistributionsPie Chart CalculatorPoisson Distribution CalculatorRayleigh Distribution CalculatorRelative Frequency CalculatorSampling Distribution of the Sample Proportion CalculatorSMp(x) Distribution CalculatorStem and Leaf Plot CalculatorUniform Distribution CalculatorUpper Control Limit CalculatorWeibull Distribution Calculator

Descriptive statistics calculators 📊

5 Number Summary CalculatorAverage Rating CalculatorCoefficient of Variation CalculatorCohen's D calculatorConstant of Proportionality CalculatorCorrelation Coefficient CalculatorCorrelation Coefficient Calculator (Matthews)Covariance CalculatorDecile CalculatorDescriptive Statistics CalculatorDispersion CalculatorError Propagation CalculatorGrouped Data Standard Deviation CalculatorIndex of Qualitative Variation CalculatorIQR Calculator - Interquartile RangeLeast to Greatest CalculatorMean Absolute Deviation CalculatorMean Median Mode CalculatorMedian CalculatorMedian Absolute Deviation CalculatorMidrange CalculatorMinimum and Maximum CalculatorMode CalculatorMSE CalculatorOutlier CalculatorPearson Correlation CalculatorPercentile CalculatorPercentile Rank CalculatorPooled Standard Deviation CalculatorPopulation Variance CalculatorProcess Capability Index CalculatorQuartile CalculatorRange CalculatorRelative Standard Deviation CalculatorSimpson’s Diversity Index CalculatorSkewness CalculatorSpearman's Correlation CalculatorStandard Deviation CalculatorStandard Deviation Index CalculatorStandard Deviation of Sample Mean CalculatorStandard Error CalculatorSum of Squares CalculatorUpper and Lower Fence CalculatorVariance CalculatorVenn Diagram Calculator

Inference, regression, and statistical tests calculators 📉

Absolute Uncertainty CalculatorAB Test CalculatorCoefficient of Determination Calculator (R-squared)Critical Value CalculatorCubic Regression CalculatorDegrees of Freedom CalculatorExponential Regression CalculatorFisher's Exact Test CalculatorF-statistic calculatorLinear Regression CalculatorMargin of Error CalculatorMcNemar's Test CalculatorNormal Approximation CalculatorPoint Estimate CalculatorPolynomial Regression Calculatorp-value CalculatorQuadratic Regression CalculatorRaw Score CalculatorRelative Error CalculatorResidual CalculatorSampling Error Calculatort-statistic Calculatort-test CalculatorMann-Whitney U Test CalculatorWilcoxon Rank-Sum Test CalculatorZ-score CalculatorZ-test Calculator

Other calculators

Sample Size CalculatorShannon Entropy Calculator

Redundant calculators

10 Sided Dice Roller Calculator2 Dice Roller Calculator4-Sided Dice Roller Calculator6 Sided Dice Probability Calculator6 Sided Dice Roller Calculator90% Confidence Interval Calculator95% Confidence Interval Calculator99% Confidence Interval CalculatorAND Probability CalculatorAscending Order CalculatorCombination without Repetition CalculatorCombinations with Repetition CalculatorCustom Dice Roller CalculatorD100 Dice Roller CalculatorD20 Dice Roller CalculatorDecimal Odds CalculatorDecimal Random Number GeneratorDnD Dice Roller CalculatorFalse Positive CalculatorFirst Quartile CalculatorFractional Odds CalculatorGreatest To Least CalculatorLeast to Greatest Decimals CalculatorLower Fence CalculatorMoneyline Odds CalculatorOrder from Least to Greatest CalculatorOrdering Decimals CalculatorOrdering Numbers CalculatorOR Probability CalculatorPermutation without Repetition CalculatorPermutation with Repetition CalculatorPie Chart Angle CalculatorPie Chart Percentage CalculatorPossible Combinations CalculatorProbability Fraction CalculatorQuartic Regression CalculatorRandom Dice RollerSensitivity CalculatorSpecificity CalculatorThird Quartile CalculatorTwo Dice Probability CalculatorUpper Fence Calculator
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