In a Two-Tailed Hypothesis About a Population Mean with a Sample

question 92

Multiple Choice

In a two-tailed hypothesis about a population mean with a sample size of 100, $\sigma$ is known, and α = 0.05, the rejection region would be _______.

• A)z > 1.64
• B)z > 1.96
• C)z < -1.96 and z > 1.96
• D)z < -1.64 and z > 1.64
• E)z < -2.33 and z > 2.33

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