Ex. Scores 0.5 of 2 pts HW Score: 49.21% (19.69 of 40 pts) Test the chin about t

Question

Ex. Scores 0.5 of 2 pts HW Score: 49.21% (19.69 of 40 pts) Test the chin about the population mean , at the given level of significance using the given sample statistics. Claim = 50, a-006. Sample statistics x 499, s-343, n-78 Ha: :50 Calculate the standardized test statistic. The standardized test statistic is -0.26 Round to two decimal places as needed.) Determine the critical vahue(s). Select the correct choice below and fill in the answer box to complete your choice (Round to two decimal places as needed.) A The critical values are The critical value is Click to select and enter your answer(s), then click Check Answer TOSHIBA

Explanation / Answer

As alpha = 0.06, and this is a two tailed test, then using table/technology,

alpha/2 = 0.03

Thus,

zcrit = +/- 1.88 [OPTION A, two critical values]

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