In an Example Where the 95% Confidence Interval Is 73

Multiple Choice

In an example where the 95% confidence interval is 73.61 and 76.39, which of the following is NOT true?

A) We are 95% confident that the true mean lies between the values
B) We are absolutely certain of the value of the true population mean
C) We have a high confidence level in accurately estimating the population mean
D) Confidence intervals are valid only when the means are obtained with random sampling