The calculator above will graph and output a simple linear regression model for you, along with testing the relationship and the model equation. Keep in mind that Y is your dependent …

You can use statistical software such as Prism to calculate simple linear regression coefficients and graph the regression line it produces. For a quick simple linear regression analysis, try our …

Calculate P from t, z, r, F or chi-square, or vice-versa. View Binomial, Poisson or Gaussian distribution. Correct a P value for multiple comparisons and Bayes.

This calculator uses a two-sample t test, which compares two datasets to see if their means are statistically different. That is different from a one sample t test, which compares the mean of …

Free web calculator provided by GraphPad Software. Calculates the P value from z, t, r, F, or chi-square.

Post test following two-way (or higher) ANOVA. Confidence interval of a sum, difference, quotient or product of two means. Confidence interval of a standard deviation. Linear regression. …

Free web calculator provided by GraphPad Software. Performs Grubbs' test Extreme Studentized Deviate (ESD) method. Clear results with links to extensive explanations.

Prism is purpose-built for scientists, and when it comes to nonlinear regression, Prism is the industry favorite tool. With a consistently clear, practical, and well-documented interface, Prism …

Prism offers two forms of simple regression: simple linear regression and simple logistic regression. Although these analyses are related, we discuss them separately.

The following pages of this guide cover the background and mathematical theory involved in Cox regression. If you're just looking for a guide on how to run this analysis in Prism, skip to this …