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Two-sample inference for the difference between groups

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Comparing population proportions 1Comparing population proportions 2Hypothesis test comparing population proportions
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Statistical significance of experimentStatistical significance on bus speedsDifference of sample means distributionConfidence interval of difference of meansClarification of confidence interval of difference of meansHypothesis test for difference of means

About this unit

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.