If we construct a confidence interval from the result of a poll, then the interval should contain the true result.

Question

Quizplus · Accepted Answer

A confidence interval provides a range of values within which we expect the true parameter to lie, with a certain level of confidence (e.g., 95%). However, it is not guaranteed to contain the true result; there is always a chance (equal to 100% minus the confidence level) that the true parameter lies outside this interval.

If We Construct a Confidence Interval from the Result of a Poll