Question: Score: 0/ 70 Question 21 Question 21 You wish to test the following claim (HI) at a significance level of a = 0.05. = 85.3

Score: 0/ 70 Question 21

Question 21 You wish to test the following claim (HI) at a significance level of a = 0.05. = 85.3 < 85.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 682 with a mean of M 83.5 and a standard deviation of SD = 15.8. When finding the critical value and test statistic, which distribution would we be using? O Normal distribution (invNorm for critical value) OT distribution (invT for critical value) O X2 distribution (invx for critical value) O F distribution (invF for critical value)

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