Question 9 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?

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 p hat can vary from sample to sample.
E- The interval either does or does not capture p.