603期中.pdf - 5 月 18 日，周六上午 11.30-1.20；55 道题，选择 判断 Week 1 – Chapter 1 Defining and collecting data 1 Which of the

# 603期中.pdf - 5 月 18 日，周六上午 11.30-1.20；55...

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5 18 日，周六上午 11.30-1.20 55 道题，选择 + 判断 Week 1 – Chapter 1 Defining and collecting data 1.Which of the following is a discrete quantitative (numerical) variable? a)The Dow Jones Industrial average b)The volume of water released from a dam c)The distance you drove yesterday. d)The number of employees of an insurance company 2.Which of the following is a continuous quantitative (numerical) variable? 3.Researchers are concerned that the weight of the average American school child is increasing implying, among other things, that children’s clothing should be manufactured and marketed in larger sizes. If Xis the weight of school children sampled in a nationwide study, then Xis an example of 4.The classification of student class designation (freshman, sophomore, junior, senior) is an example of Scenario 1-1 The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products. 5.Referring to Scenario 1-1, the possible responses to the question "How many Blu-ray player s made by other manufacturers have you used?" result in a)a nominal scale variable. b)an ordinal scale variable. c)an interval scale variable. d)a ratio scale variable. 6.Referring to Scenario 1-1, the possible responses to the question "Are you happy, indifferent, or unhappy with the performance per dollar spent on the Blu-ray player?" result in 7.Referring to Scenario 1-1, the possible responses to the question "What brand of Blu-ray player did you purchase?" result in
8.Referring to Scenario 1-1, the possible responses to the question "Out of a 100 point score with 100 being the highest and 0 being the lowest, what is your satisfaction level with the Blu-ray player that you purchased?" result in

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