Exam1solacFall01

Exam1solacFall01 - Fall 2001 Exam 1 Solutions A No 1 2 C No...

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Fall 2001 Exam 1 Solutions MSCI3710 A No. C No. Solution Version A Version C 1 1 F = MS Term = 21.46 = 23.5986 MS Error .909375 A A 2 2 The calculated F (23.599) is greater that the critical F (3.63). Therefore, we reject the null hypothesis and conclude that The mean annualized return for the 1-year, 3-year, and 5-year periods are not all the same. B B 3 4 SS Term = 2 * 21.46 = 42.92 B D 4 3 To test the claim that the effect of the ‘ term’ is significant on the average return, the correct set of hypothesis for this test is Ho: μ 1 = μ 2 = μ 3 Ha: At least one pair of μ 1 , μ 2, μ 3 is different E C 5 5 F = MS Fund = 10.67875 = 11.74 MS Error .909375 A C 6 6 F .025,8,16 > F > F .05,8,16 3.12 > 3.0 > 2.56 .025 < p .05 C C 7 8 Test whether this company can be accused of paying lower wages, compared to the industry average, the correct set of hypothesis for this test is Ho:1 μ 13.20 Ha: μ < 13.20 B E 8 7 Hourly wages in a retailing industry are normally distributed with a mean of $13.20 and a standard
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This note was uploaded on 03/09/2011 for the course DSC 3710 taught by Professor Staff during the Spring '09 term at North Texas.

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Exam1solacFall01 - Fall 2001 Exam 1 Solutions A No 1 2 C No...

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