Statistics > TEST BANKS > TEST BANK FOR Statistics Unlocking the Power of Data, 3rd Edition Robin H. Lock, Patti Frazer Lock, (All)

TEST BANK FOR Statistics Unlocking the Power of Data, 3rd Edition Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock

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TEST BANK FOR Statistics Unlocking the Power of Data, 3rd Edition Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock-A high school senior is collecting data on the colleg... es in which she is interested. Identify the variables as either categorical or quantitative. 1) Type of college: Private or Public college Answer: Categorical Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 2) Tuition: in thousands of dollars Answer: Quantitative Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 3) State: the state in which the college is located Answer: Categorical Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 4) Zip Code: the zip code of the part of the country in which the college is located Answer: Categorical Diff: 2 Type: SA Var: 1 L.O.: 1.1.2 5) Enrollment: the number of students enrolled at the college Answer: Quantitative Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 6) Student-Faculty Ratio: the number of students divided by the number of faculty Answer: Quantitative Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 7) Graduation Rate: as a percentage Answer: Quantitative Diff: 1 Type: SA Var: 1 L.O.: 1.1.2 Use the following to answer the questions below: A high school senior is collecting data on the colleges in which she is interested, including the following variables: Type of college, Tuition, State, Enrollment, Student-Faculty Ratio, Graduation Rate 8) What are the cases in the high school senior's dataset? A) Colleges B) Tuition C) Graduation Rate D) State Answer: A Diff: 2 Type: BI Var: 1 L.O.: 1.1.1 9) Refer to the variables collected by the high school senior looking at colleges. Identify a question we might ask about any one of these individual variables. Answer: Answers will vary. Some possible answers include: Type of college: Is she considering more private schools than public schools? Tuition: What is the average tuition of the colleges she is considering? What is the "cheapest" school she is considering? What is the most expensive school she is considering? State: Is there a state that she seems to prefer? Enrollment: What is the average size of the colleges she is considering? What is the largest college she is considering? What is the largest college she is considering? Student-Faculty Ratio: What is the average SF ratio for the schools she is considering? What is the smallest SF ratio for the schools she is considering? What is the largest SF ratio for the schools she is considering? Graduation Rate: What is the average graduation rate for the schools she is considering? What is the lowest graduation rate for the schools she is considering? What is the highest graduation rate for the schools she is considering? Diff: 2 Type: ES Var: 1 L.O.: 1.1.4;1.1.5 [Show More]

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