Multiple Choice
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A small community college claims that their average class size is equal to 35 students.This claim is being tested with a level of significance equal to 0.02 using the following sample of class sizes: 42,28,36,47,35,41,33,30,39,and 48.Assume class sizes are normally distributed.
-Suppose you have the following null and alternative hypotheses: H0 : μ = 8.3 and H1 : μ ≠ 8.3.You take a sample of 30 observations,and find a sample mean of 7.3 with a standard deviation of 3.2.Which of the following is the most accurate statement about the p-value?
A) 0) 01 < p-value < 0.05
B) 0) 05 < p-value < 0.10
C) p-value > 0.10
D) p-value < 0.01
Correct Answer:

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Correct Answer:
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