Establishing a 95% confidence interval enables a researcher to:
A) state the values that encompass all but 95% of the sample scores
B) state the values that encompass 95% of the sample scores
C) state the values that encompass 95% of the population parameters
D) state the values that encompass the population parameters in 95% of such instances

Question

Quizplus · Accepted Answer

A 95% confidence interval provides a range of values that, with 95% certainty, contains the true population parameter. This means in 95% of such instances (or repeated sampling), the interval will encompass the true population parameter.

Establishing a 95% Confidence Interval Enables a Researcher To