WinSTAT is a Microsoft Excel statistics Add-In. This is where you can find out more. Tired of your hard-to-use, need-to-be-a-fulltime-expert statistics software? WinSTAT is the right software for you. Wondering if WinSTAT has the graphics and functions you require? The function reference page will surprise you with examples of outputs for all functions. Are you still not convinced? WinSTAT is the only way to be certain until you try it for yourself. You can download the demo right here. WinSTAT is your future, we are certain. Make the future a reality. Get WinSTAT now. Regression analysis: Linear regression, multiple regression and polynomial regression. Pearson correlation, Spearman correlation, partial correlation. Dependent t-test, independent t-test. Box-plot and scatterplot. Histogram, probit charts. Kolmogorov-Smirnov, Shapiro-Wilk, Chi-square test.