Construct and Interpret Confidence Intervals about the Population Mean Difference of Matched -Pairs Data
-When forming a confidence interval for matched-pair data the point estimate is the
A) mean of the differences.
B) difference of the means.
C) standard deviation of the differences.
D) differences of the standard deviations.

Question

Quizplus · Accepted Answer

The point estimate for matched-pair data is the mean of the differences between each pair of observations. This is because matched-pair data involves comparing two measurements on the same individual or object, or similar individuals/objects, to assess the effect of a treatment or change.

Construct and Interpret Confidence Intervals About the Population Mean Difference