Assume that a simple random sample has been selected from a
normally distributed population. Find the...
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Assume that a simple random sample has been selected from anormally distributed population. Find the test statistic, P-value,critical value(s), and state the final conclusion.
28) Test the claim that for the population of history exams, themean score is 80. Sample data are summarized as n = 16, x = 84.5,and s = 11.2. Use a significance level of Î… = 0.01.
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Solution 80845S 112n 16This is the two tailed test The null and
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