TABLE 10-1. Are Japanese managers more motivated than Americanmanagers? A random

Question

TABLE 10-1. Are Japanese managers more motivated than Americanmanagers? A randomly selected group of each were administered theSarnoff Survey of Attitudes Toward Life (SSATL), which measuresmotivation for upward mobility.
Referring to TABLE 10-1, judging from the way the data werecollected, which test would likely be most appropriate toemploy? a. Paired t test b. Pooled-variance t test for the difference between twomeans c. Independent samples Z test for the difference between twomeans d. Related samples Z test for the mean difference

Explanation / Answer

a. Paired t test b. Pooled-variance t test for the difference between twomeans c. Independentsamples Z test for the difference between two means (samples sizes are > 30, the variances are different, and theyare independent samples) d. Related samples Z test for the mean difference

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