cmn102exam2_practicequestions_wanswers - 1 A measure of...

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A measure of variability describes A. Where the data are clustered around B. Which data are the most important C. How spread out the data are D. Which data are appropriate for analysis E. What are the typical responses The College of Arts and Science at Delta University has nine departments. The number of faculty in each department (Philosophy, Communication, Asian Studies, Psychology, Sociology, Education, Political Science, Anthropology, Linguistics, respectively) is shown below. What is the median number of faculty in the College of Arts and Science? 8, 12, 9, 15, 17, 11, 13, 14, 7 A. 12 B. 17 C. 4.5 D. 5 E. There is no median in these data Which of the following measures of central tendency can be used at any level of measurement? A. mean B. mode C. median D. standard deviation E. the mean, the mode, and the median A description of the number of times that the various attributes of a variable are observed is called a A. frequency distribution B. mean C. measure of variability D. sample size E. statistic Given the following age distribution, the range is 12, 15, 8, 17, 34, 43, 2, 16, 43, 3 A. 0 B. 9 C. 15 D. 41 E. cannot compute from the information given Suppose 117 students from previous quarters were asked to estimate how much time they typically spend watching TV every day (in minutes). Below is the frequency distribution for these data. What is the inter-quartile range for the data on this variable in this sample? 1
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Daily TV (in minutes) Frequency Percent Cumulative Percent Valid .00 9 7.7 7.8 1.00 1 .9 8.6 2.30 1 .9 9.5 4.00 1 .9 10.3 10.00 1 .9 11.2 15.00 5 4.3 15.5 30.00 13 11.1 26.7
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cmn102exam2_practicequestions_wanswers - 1 A measure of...

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