On a science assessment test, the scores of a random sample of 22 eighth grade students have a standard deviation of 33.4 points. This results prompts a test administrator to claim that the standard deviation for eighth graders on the examination is less than 36 points. At alfa=0.10, is there enough evidence to support the administrator's claim?
On a science assessment test, the scores of a random sample of 22 eighth grade students have a standard deviation of 33.4 points. This results prompts a test administrator to claim that the standard deviation for eighth graders on the examination is less than 36 points. At alfa=0.10, is there enough evidence to support the administrator's claim?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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On a science assessment test, the scores of a random sample of 22 eighth grade students have a standard deviation of 33.4 points. This results prompts a test administrator to claim that the standard deviation for eighth graders on the examination is less than 36 points. At alfa=0.10, is there enough evidence to support the administrator's claim?
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