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Statement of a problem № m476

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Given the following hypotheses: H0: µ = 10 H1: µ ≠10 A random sample of 12 observations is selected from a normal population. The sample mean was 407 and the sample standard deviation 6. Using the .01 significance level: a. State the decision rule. b. Compute the value of the test statistic. c. What is your decision regarding the null hypothesis?

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