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You'd like to test the null hypothesis that the means of the two samples (column A and column B) are the same. The alternative hypothesis is that they are not the same. You have no reason to believe that the standard deviations of the two samples are equal.  Test at the alpha = 0.10 level.   After using Excel, what do you conclude? Are the means the same

You'd like to test the null hypothesis that the means of the two samples (column A and column B) are the same. The alternative hypothesis is that they are not the same. You have no reason to believe that the standard deviations of the two samples are equal.  Test at the alpha = 0.10 level.   After using Excel, what do you conclude? Are the means the same

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 37E: Find the positive geometric mean between 4 and 64.
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You'd like to test the null hypothesis that the means of the two samples (column A and column B) are the same. The alternative hypothesis is that they are not the same. You have no reason to believe that the standard deviations of the two samples are equal.  Test at the alpha = 0.10 level.  

After using Excel, what do you conclude? Are the means the same?

X1 X2 102.38 103.36 101.47 107.69 99.35 99.25 101.01 97.04 100.20 100.95 98.42 89.90 101.74 103.49 98.69 105.65 101.49 106.13 97.93 105.91 100.54 104.82 104.08 97.84 98.67 100.03 100.10 103.15 98.32 103.09 101.79 105.05 102.60 93.00 100.79 96.32 99.92 107.49 103.94 102.53 101.28 103.28 105.92 101.70 99.54 112.24 96.94 103.27 101.61 101.55 98.52 105.18 102.91 100.13 99.44 103.36 104.40 106.97 99.78 102.68 99.32 106.51 97.15 96.22 101.56 103.97 99.09 111.59 102.40 100.63 102.24 98.99 103.11 95.31
Transcribed Image Text:X1 X2 102.38 103.36 101.47 107.69 99.35 99.25 101.01 97.04 100.20 100.95 98.42 89.90 101.74 103.49 98.69 105.65 101.49 106.13 97.93 105.91 100.54 104.82 104.08 97.84 98.67 100.03 100.10 103.15 98.32 103.09 101.79 105.05 102.60 93.00 100.79 96.32 99.92 107.49 103.94 102.53 101.28 103.28 105.92 101.70 99.54 112.24 96.94 103.27 101.61 101.55 98.52 105.18 102.91 100.13 99.44 103.36 104.40 106.97 99.78 102.68 99.32 106.51 97.15 96.22 101.56 103.97 99.09 111.59 102.40 100.63 102.24 98.99 103.11 95.31
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