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MBA, PHD
Phoniex
Jul-2007 - Jun-2012
Corportae Manager
ChevronTexaco Corporation
Feb-2009 - Nov-2016
Question description
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Below are the means and st. deviations of the people’s scores from the general health inventory regarding stress and activity level. Assume that both sets of scores are normally distributed.
1. Jackie’s Stress score was 88 and Activity score 78. Which of the two was Jackie’s score increased when compared to the others? Give the reason for your answer.
Survey |
Mean |
St. Deviation |
Stress score |
88 |
3 |
Activity score |
73 |
5 |
4. What score on the Stress inventory would a person need to get in order have a larger score than
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