MBA_542_Quiz_1_KEY - MBA 542 "Business Statistics and...

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MBA 542 “Business Statistics and Analysis”   Instructor: Doug Copeland KEY Quiz #1 (Chapters 1-2) NAME:_________KEY______________________________DATE:_______________ 1. The process of using sample statistics to draw conclusions about true population parameters is called a) statistical inference. b) the scientific method. c) sampling. d) descriptive statistics. ANSWER: A 2. Those methods involving the collection, presentation, and characterization of a set of data in order to properly describe the various features of that set of data are called a) statistical inference. b) the scientific method. c) sampling. d) descriptive statistics. ANSWER: D 3. Which of the following is most likely a population as opposed to a sample? a) respondents to a newspaper survey b) the first 5 students completing an assignment c) every third person to arrive at the bank d) registered voters in a county ANSWER: D 4. Which of the following is most likely a parameter as opposed to a statistic? a) the average score of the first five students completing an assignment b) the proportion of females registered to vote in a county c) the average height of people randomly selected from a database d) the proportion of trucks stopped yesterday that were cited for bad brakes ANSWER: b
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5. A study is under way in Yosemite National Forest to determine the adult height of
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MBA_542_Quiz_1_KEY - MBA 542 "Business Statistics and...

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