AP Statisticsmediummcq1 pt
A paired experiment measures weight before and after a program on 20 people. The correct procedure is
A.one-sample t on the 20 differences
B.two-sample t with 40 observations
C.two-proportion z test
D.χ-square test
Explanation
Core Concept
Pairs produce one difference set.
Correct Answer
Aone-sample t on the 20 differences
More Unit 7: Inference for Quantitative Data: Means practice questions
- mediumA test computes t = 2.3 with df = 15, giving a small p-value. The interpretation is
- easyA one-sample t interval's conditions include
- hardWhich pairing of procedure and data is correct?
- mediumA two-sample t test with t = 0.1 likely gives
- hardFor the same confidence level, which has the largest critical value?
Practice more AP Statistics questions with full explanations
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