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For a Sample of 10 Observations Drawn from a Normally

Question 63

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For a sample of 10 observations drawn from a normally distributed population, we obtain the sample mean and the sample variance as 50 and 75, respectively. We want to determine whether the population variance is greater than 70. The For a sample of 10 observations drawn from a normally distributed population, we obtain the sample mean and the sample variance as 50 and 75, respectively. We want to determine whether the population variance is greater than 70. The test statistic is A) 1.645. B) 3.325. C) 9.642. D) 16.919. test statistic is


A) 1.645.
B) 3.325.
C) 9.642.
D) 16.919.

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