Question: Question 8 3 pts Find the test statistic (to two decimals) for a z-test, when: your sample mean is 15, and = 12, =

Question 8 3 pts Find the test statistic (to two decimals) for

Question 8 3 pts Find the test statistic (to two decimals) for a z-test, when: your sample mean is 15, and = 12, = 6, N=97 Question 9 3 pts Find the test statistic (to two decimals) for a z-test, when: your sample mean is 6, and u 5,0 = 3. N=84 Question 10 3 pts Find the test statistic (to two decimals) for a z-test, when: your sample mean is 14, and u 16, - 8, N-137

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