exam1a-makup-sum198

exam1a-makup-sum198 - EXAM 1-Make-up NAME MSCI 3700 SUMMER...

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EXAM 1-Make-up MSCI 3700 SUMMER I, 1998 NAME Section Class time: Please put your name on this cover sheet. Also put the section number and Hour (ie. 8am). You have 1 hour and 40 minutes to complete this exam. The exam is open book (for tables in the Appendix), personally developed formula sheet and calculator permitted. Please show any calculations/work on the exam. Put your answer to each question in the space provided (or on the line). Be sure to show any work. 1. What level of measurement is “kind of gasoline purchases” such as reg-unleaded vs super-unleaded vs diesel? [answer in terms of all three ways of measuring: discrete vs continuous; quantitative vs qualitative; and nominal vs ordinal vs interval vs ratio] Explain why you think it is that level. 2. What level of measurement is “number of scoops of ice cream purchased”? 3. The “eye color” on drivers’ licenses is what level of measurement? 4. The trend numbers for time series is what level? 5. The number of students in BCIS classes, the number of students in ACCT classes, the number of students in MSCI classes, the number of students in MGMT classes, etc. would be what level of measurement?
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Data is from a sample. 11, 3, 2, 9, 3, 8 6. What is the median? Median = 7. What is the mean? Mean = 8. What is the mode and how many of them are there? Mode = No mode, unimodal, bimodal, trimodal, . ..? 9. What is the standard deviation? Std. Dev. = 10. What is the variance? Variance =
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This note was uploaded on 03/09/2011 for the course DSCI 2710 taught by Professor Hossain during the Spring '08 term at North Texas.

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exam1a-makup-sum198 - EXAM 1-Make-up NAME MSCI 3700 SUMMER...

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