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Significance tests and confidence intervals (two samples)

Lessons

Comparing two proportions

Comparing two means

Lessons

Comparing two proportions Comparing two means

Comparing two proportions

Learn

Comparing population proportions 1

Comparing population proportions 2

Hypothesis test comparing population proportions

Comparing two means

Learn

Statistical significance of experiment

Statistical significance on bus speeds

Difference of sample means distribution

Confidence interval of difference of means

Clarification of confidence interval of difference of means

Hypothesis test for difference of means

Practice

Hypothesis testing in experiments

4 questions

Practice