Suppose a researcher wants to use a confidence interval to estimate an unknown population proportion p. Which of the following is not a correct statement?
Answer choices:
A. The endpoints of the interval can vary with each new sample.
B. The probability that p is in the interval is equal to the level of confidence for the interval.
C. Whether the interval captures p is not known with certainty.
D. The population proportion p is fixed, but the sample proportion pˆ can vary from sample to sample.
E. The interval either does or does not capture p.