Fill in the blank: The critical value $z _ { \alpha / 2 }$ that corresponds to a ______% confidence level is 2.33 .
A) 88
B) 90
C) 98
D) 99

Name: Fill in the blank: The critical value $z _ { \alpha / 2 }$ that corresponds to a ______% confidence level is 2.33 . A) 88 B) 90 C) 98 D) 99
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Question

Fill in the blank: The critical value $z _ { \alpha / 2 }$ that corresponds to a ______% confidence level is  2.33 . 
A) 88
B) 90
C) 98
D) 99

Quizplus · Accepted Answer

The critical value $z _ { \alpha / 2 } = 2.33$ corresponds to a confidence level of 98%, as it is the z-score that leaves 1% in each tail of the normal distribution, summing up to a 98% confidence level in the center.

Fill in the Blank: the Critical Value zα/2z _ { \alpha / 2 }zα/2​

Fill in the Blank: the Critical Value $z _ { \alpha / 2 }$