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The Standard Deviation of the Daily Temperatures in Honolulu Last

Question 28

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The standard deviation of the daily temperatures in Honolulu last year was 3.2 degrees Fahrenheit. A random sample of 19 days resulted in a standard deviation of 4 degrees Fahrenheit. Has there been a significant change in the variance of the temperatures? Use α = .02.

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Since χ2 = 28.125, do not rejec...

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