Question: A 95% confidence interval for the mean reading achievement score for a population of third grade students is (44.2, 54.2). Which of the following statements

A 95% confidence interval for the mean reading achievement score for a population of third grade students is (44.2, 54.2). Which of the following statements is correct? The intervals have the same width. The 99% interval is longer The 99% interval is shorter None of the above

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