95% confidence interval for the mean reading achievement score for a population of third grade students is (44.2, 54.2). Suppose you compute a 99% confidence interval using the same information. Which of the following statements is correct? A. The intervals have the same width. B. The 99% interval is longer. C. The 99% interval is shorter. D. None of the above.
95% confidence interval for the mean reading achievement score for a population of third grade students is (44.2, 54.2). Suppose you compute a 99% confidence interval using the same information. Which of the following statements is correct? A. The intervals have the same width. B. The 99% interval is longer. C. The 99% interval is shorter. D. None of the above.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
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. A 95% confidence interval for the
A. The intervals have the same width.
B. The 99% interval is longer.
C. The 99% interval is shorter.
D. None of the above.
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