11) SCENARIO 1-1 (5: Are Japanese managers more motivated than American managers? A randomly selected group of each were administered the Sarnoff Survey of Attitudes toward Life (SSATL), which measures motivation for upward mobility. The SSATL scores are summarized below. American Japanese Sample Size 1211 1100 Sample Mean SSATL Score 65.75 79.83 Sample Standard Deviation 11.07 6.41 The Test Statistic Formulas: (71-X2)-(, -H2) ISTAT 1 8C S 1 + n, n2 37 S (n, -1),? +(n2-1), (n, -1)+(nz-1) Referring to Scenario 1-1, judging from the way the data were collected, which test would likely be most appropriate to employ? Paired t test D Pooled-variance t test for the difference between two means Ftest for the ratio of two variances Z test for the difference between two proportions C
12) Referring to Scenario 1-1, what is the value of the test statistic? (Use calculator) (Spts) 0-14.08 E -11.8092 -1.9677 96.4471 13) SCENARIO 1-2 Two samples each of size 28 are taken from independent populations assumed to be normally distributed with equal variances. The first sample has a mean of 35.5 and a standard deviation of 3.0 while the second sample has a mean of 33.0 and a standard deviation of 4.0. degrees of freedom for this test Referring to Scenario 1-2, there are (total degree of freedom.) 28 335.5 54 56
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