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194 tools
The upper and lower fence calculator determines the cutoff points for outliers in a dataset with up to 50 values.
Discover the ultimate Venn diagram solver with our intuitive calculator. Effortlessly visualize complex data intersections and unions. Try it today!
Find how far the measured value may be from the real one using the absolute uncertainty calculator.
Determine the statistical significance of your A/B tests effortlessly with our AB test calculator. Reliable, quick results. Start calculating now!
Our Bonferroni correction calculator helps you adjust p-values to account for multiple comparisons.
This coefficient of determination calculator finds the R-squared of any bivariate dataset, and provides an interpretation as well!
The critical value calculator helps you find the one- and two-tailed critical values for the most widespread statistical tests.
This cubic regression calculator will help you determine the polynomial of degree 3 that best fits your two-dimensional dataset.
The degrees of freedom calculator finds the number of independent values in a data sample.
The exponential regression calculator helps you find the exponential curve that best models your dataset.
The Fisher's exact test calculator performs a one-tailed and two-tailed Fisher's test on any given 2 x 2 contingency table.
Use the F-statistic calculator to compare the variances of two given populations.
Hypothesis testing calculator is here to help you quickly check your hypothesis and get p-values and critical values in seconds.
The linear regression calculator determines the coefficients of linear regression model for any set of data points.
Calculate precise margins of error with our easy-to-use calculator. Get accurate results using the margin of error formula. Try it now!
Our McNemar's test calculator can perform several different versions of this popular statistical test for paired binomial data, including the exact binomial test!
Use the normal approximation calculator to approximate the probability for a binomial event with a normal distribution.
Point estimate calculator computes the "best guess" of an unknown population parameter.
The polynomial regression calculator can help you find a polynomial curve that best fits your data set.
Use our power analysis calculator to determine the minimum number of subjects for adequate study power.
Quadratic regression calculator determines the parabola that best fits any given set of points.
The raw score calculator will help you to determine the original data point from the mean value, standard deviation, and z-score.
Find out what is the relative error and absolute error, and discover the difference between the two, with our relative error calculator!
The residual calculator helps you to calculate the residuals of a linear regression analysis.