This lesson on inferential statistics shows you how to calculate the Confidence Interval of the sample mean given a matched-pair design. This test uses the t-distribution to estimate the population parameter. In matched-pairs design, you are usually given 2 data set coming from a singe sample such as pretest and post-test or before the treatment and after the treatment experiment.

0:13 matched-pairs design
1:41 corn seed problem
4:48 interpreting CI

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