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For a confidence level of 92%find the critical value for a normally distributed variable. The sample mean is normally distributed if the population standard deviation is known.

Answer :

ANSWER:

1.751

STEP-BY-STEP EXPLANATION:

Since at the 92% confidence level:

[tex]\begin{gathered} \alpha=1-92\% \\ \\ \alpha=1-0.92=0.08 \\ \\ \frac{\alpha}{2}=\frac{0.08}{2}=0.04 \\ \\ Z_{\frac{\alpha}{2}}=Z_{0.04}=1.751 \end{gathered}[/tex]

So the correct answer is 1.751

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