Skip to main content

Assumptions Testing

Features​

Normality Test​

This section allows users to conduct tests for normal distribution:

  • Shapiro Test for Individual Groups: Performs the Shapiro-Wilk test for normality on each group.
  • Shapiro Test for Residuals: Tests the residuals of the linear model for normality.

Variance Homogeneity Tests​

Users can check for equal variances across groups:

  • Levene Test: Conducts Levene's test for homogeneity of variances.
  • Center Selection: Choose the data center for each group: mean or median.

Visual Tests​

Allows users to generate diagnostic plots to assess the assumptions visually:

  • Diagnostic Plots: Generates various diagnostic plots for model validation.