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Use the Following Information for Questions:
an Investigator Wants μ\mu

Question 101

Multiple Choice

Use the following information for questions:
An investigator wants to assess whether the mean μ\mu = the average weight of passengers flying on small planes exceeds the FAA guideline of average total weight of 185 pounds (passenger weight including shoes, clothes, and carry-on) . Suppose that a random sample of 51 passengers showed an average total weight of 200 pounds with a sample standard deviation of 59.5 pounds. Assume that passenger total weights are normally distributed.
-What is the value of the test statistic?


A) t = 1.50
B) t = 1.65
C) t = 1.80
D) None of the above

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