In Testing at the 5% Significance Level, a Sample

question 4

Multiple Choice

In testing at the 5% significance level, a sample of size 20 is used. In this case, what is the rejection region?

• A) -0.4500.450
• B) -0.3770.377
• C) 0.450 or-0.450
• D) 0.777 or-0.377

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