# Significance tests and confidence intervals (two samples)

Contents

Learn how to apply what you know about confidence intervals and significance tests to situations that involve comparing two samples to see if there is a significant difference between the two populations.

1 exercise available

Build confidence intervals and do significance tests to see if there is a significant difference between the proportions of some variable in two populations.

Build confidence intervals and do significance tests to see if there is a significant difference between the means of some variable in two populations.