What type of test should be used? The standard deviation of heights for students in a school
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What type of test should be used?
The standard deviation of heights for students in a school is 0.81. A random sample of 50 students is taken, and the standard deviation of heights of the sample is 0.96. A researcher in charge of the study believes the standard deviation of heights for the school is greater than 0.81.
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ISBN: 202318
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