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The Researcher's Null Hypothesis Is H0: σ2 ≤ 22

Question 48

Multiple Choice

The researcher's null hypothesis is H0: σ2 ≤ 22. A sample of n = 25 items yields a sample variance of s2 = 28.5. The critical value of chi-square for a right-tailed test at α = .05 is:


A) 1.960
B) 1.645
C) 13.85
D) 36.42

Correct Answer:

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