16. Which of the following will increase the power of a statistical test? Change a from .05 to .01. b. Change from a one-tailed test to a two-tailed test. c. Change the sample size from n = 100 to n = 25. d. None of the other options will increase power. a. 17. In a hypothesis test involving a population mean, which of the following would be an acceptable formulation? H.:x<$1,700 H.:x> $1,700 a. H.:µ> $1,700 H.:µ2 $1,700 b. H, :µ<$1,700 H.:µ> $1,700 C. d. None of the above is a correct formulation.
30. If other factors are held constant, the larger the size of the treatment effect, the greater the power of the hypothesis test. TRUE FALSE
19. In an application to estimate the mean number of miles that downtown employees commute to work roundtrip each day, the following information is given: n = 20, mean = 4.33, and standard deviation = 3.50. Based on this information, the upper limit for a 95 percent confidence
8. A random sample of n = 4 scores is selected from a population. Which of the following distributions definitely will be normal? a. The scores in the sample will form a
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