AP Statisticsmediummcq1 pt
The t procedure is called robust because
A.it works reasonably when normality is only approximate
B.it needs no conditions
C.it works with any sample size and shape
D.it never errs
Explanation
Core Concept
Mild violations do not break t.
Correct Answer
Ait works reasonably when normality is only approximate
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?
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