Browsing Tag

Statistical testing

3 posts
test for normal distribution

Shapiro–Wilk Test Made Simple

On how the Shapiro–Wilk test simplifies checking data normality and why understanding its results can improve your statistical analysis.
assessing variance equality assumption

Levene’s Test Explained in Plain English

Theoretically simple, Levene’s Test helps determine if groups have equal variances, but understanding its process is key to proper data analysis.
performing one way anova

How to Perform a One-Way ANOVA in R

Theoretically, performing a one-way ANOVA in R involves organizing data properly and interpreting results to determine group differences effectively.