Which of the following is a valid outcome of an inferential test? A. Accepting the null hypothesis B. Rejecting the null hypothesis C. Failing the null hypothesis

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A: The provided information is x¯=6.2µ=5.5σ=1.0n=12THe z-score is z=x¯-µσ/nz=6.2-5.51.0/12z=2.43

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Q: What is the value of the test statistic? A) 1.85 B) 3.704 C) 2.39 D) 4.100 E) 2.556

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A: The following data has been given: 53,61,27,39,44,49,57 The total number of observations are n=7

Q: A study was done on proctored and nonproctored tests. The results are shown in the table. Assume…

A: Solution Given