The $z _ { \alpha / 2 }$ value for a 95% confidence interval estimate for a population mean $\mu$is
A)0.95
B)0.025
C)1.65
D)1.96

Name: The $z _ { \alpha / 2 }$ value for a 95% confidence interval estimate for a population mean $\mu$is A)0.95 B)0.025 C)1.65 D)1.96
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Question

Quizplus · Accepted Answer

For a 95% confidence interval, the $z _ { \alpha / 2 }$ value corresponds to the critical value that leaves 2.5% in each tail of the standard normal distribution, which is 1.96.

The zα/2z _ { \alpha / 2 }zα/2​ Value for a 95% Confidence Interval Estimate for a Population

The $z _ { \alpha / 2 }$ Value for a 95% Confidence Interval Estimate for a Population