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Exhibit 11-1
Last year, the standard deviation of the ages of the students at UA was 1.8 years. Recently, a sample of 61 students had a standard deviation of 2.1 years. We are interested in testing to see if there has been a significant change in the standard deviation of the ages of the students at UA.
-Refer to Exhibit 11-1. The p-value for this test is
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Q2: You are given the following information obtained
Q35: The absolute value of the difference between
Q55: In an analysis of variance problem involving
Q58: Refer to Exhibit 12-7.The expected frequency in
Q58: Consider the following results for two samples
Q71: Refer to Exhibit 13-4.The test statistic is<br>A)0.2<br>B)5.0<br>C)3.75<br>D)15
Q74: Of 200 UTC seniors surveyed,60 were planning
Q81: Refer to Exhibit 14-6.The coefficient of determination
Q93: In the past,the average age of
Q115: Refer to Exhibit 10-4.The degrees of freedom