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# tif_ch09 - 228 Fundamentals of Hypothesis Testing...

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228 Fundamentals of Hypothesis Testing: One-Sample Tests CHAPTER 9: FUNDAMENTALS OF HYPOTHESIS TESTING: ONE-SAMPLE TESTS 1. Which of the following would be an appropriate null hypothesis? a) The mean of a population is equal to 55. b) The mean of a sample is equal to 55. c) The mean of a population is greater than 55. d) Only (a) and (c) are true. ANSWER: a TYPE: MC DIFFICULTY: Easy KEYWORDS: form of hypothesis 2. Which of the following would be an appropriate null hypothesis? 3. Which of the following would be an appropriate alternative hypothesis? 4. Which of the following would be an appropriate alternative hypothesis?

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229 Fundamentals of Hypothesis Testing: One-Sample Tests 5. A Type II error is committed when a) we reject a null hypothesis that is true. b) we don't reject a null hypothesis that is true. c) we reject a null hypothesis that is false. d) we don't reject a null hypothesis that is false. ANSWER: d TYPE: MC DIFFICULTY: Easy KEYWORDS: type II error 6. A Type I error is committed when 7. The power of a test is measured by its capability of 8. If we are performing a two-tailed test of whether μ = 100, the probability of detecting a shift of the mean to 105 will be ________ the probability of detecting a shift of the mean to 110.
Fundamentals of Hypothesis Testing: One-Sample Tests 230

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tif_ch09 - 228 Fundamentals of Hypothesis Testing...

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