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A B C D E G H K L M N O P Q 2 Question 2 /4 3 4 A sample of 36 observations

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A B C D E G H K L M N O P Q 2 Question 2 /4 3 4 A sample of 36 observations is selected from a normal population. The sample mean is 12, and the population standard deviation is 3. Conduct the following test of hypothesis 5 using the 0.01 significance level: 6 7 Ho: H S 10 8 H,: [ > 10 9 10 a. Is this a one- or two-tailed test? 11 12 13 b. What is the value of the test statistic? 14 15 16 c. If the decision rule is to reject H. when z > 2.33, what is your decision regarding Ho? 17 + 18 19 20 21 22 23

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