Which of the following statements is true regarding a 95% confidence interval? Assume numerous large samples are taken from the population.
A) In 95% of all samples, the sample proportion will fall within 2 standard deviations of the mean, which is the true proportion for the population.
B) In 95% of all samples, the true proportion will fall within 2 standard deviations of the sample proportion.
C) If we add and subtract 2 standard deviations to/from the sample proportion, in 95% of all cases we will have captured the true population proportion.
D) All of the above.
Correct Answer:
Verified
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