What is for a 95% confidence interval of the population mean?
A) 0.48
B) 0.49
C) 1.645
D) 1.96

Name: What is for a 95% confidence interval of the population mean? A) 0.48 B) 0.49 C) 1.645 D) 1.96
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Question

What is  for a 95% confidence interval of the population mean?
A) 0.48 
B) 0.49 
C) 1.645 
D) 1.96

Quizplus · Accepted Answer

The value provided is the critical t-value for a 95% confidence interval with n-1 degrees of freedom. However, if the sample size is large enough (typically, n > 30), then the critical z-value would be used instead, which is 1.96 for a 95% confidence interval. Therefore, the answer is D, 1.96.

What Is for a 95% Confidence Interval of the Population