CH1-Assignment Solutions

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School

Rutgers University, Camden *

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Course

502

Subject

Industrial Engineering

Date

Dec 6, 2023

Type

xlsx

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Uploaded by CoachDangerStork36

Table 1: ECONOMY INFORMATION FOR 10 AUTOMOBILES Car Audi 8 BMW 328Xi Cadillac CTS Chrysler 300 Ford Focus Hyundai Elantra Jeep Grand Cherokee Pontiac G6 Toyota Camry Volkswagen Jetta a. What is the average miles per gallon for city driving? b. On Average, how much higher is the miles per gallon for highway driving as compared to city driving? c. What percentage of the cars have four-cylinder engines? d. What percentage of the cars use Regular fuel?

Size Cylinders City MPG Fuel Large 12 13 19 Premium Compact 6 17 25 Premium Midsize 6 16 25 Regular Large 8 13 18 Premium Compact 4 24 33 Regular Midsize 4 25 33 Regular Midsize 6 17 26 Diesel Compact 6 15 22 Regular Midsize 4 21 31 Regular Compact 5 21 29 Regular 18.2 26.1 18.2 7.9 30% 60% Highway MPG

Problem 2 Consider the data in Table 2: a. Compute the average endowment for the sample. b. Compute the average percentage of applicants admitted. c. What percentage of the schools have NCAA Division III varsity teams? d. What percentage of the schools have a City: Midsize campus setting? Table 2: DATA FOR SEVEN COLLEGES AND UNIVERSITIES School Amherst College Duke Harvard Swarthmore College University of Pennsylvania Williams College Yale University

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10.67 15.86% 43% 43% State 1.79 18% III 5.9 21% I-A 34.6 9% I-AA 1.4 18% III City: Large 6.6 18% I-AA 1.9 18% III 22.5 9% I-AA Campus Setting Endowment ($billions) % Applicants Admitted NCAA Division Massachu setts Town: Fringe North Carolina City: Midsize Massachu setts City: Midsize Pennsylva nia Suburb: Large Pennsylva nia Massachu setts Town: Fringe Connectic ut City: Midsize

Problem 3 State whether each of the following variables is categorical or quantitative and state its measurement scale. a. Annual sales: b. Soft drink size (small, medium, large): c. Employee classifications (GS1 through GS18): d. Earnings per share e. Method of payment (cash, check, credit card)

Categorical Or Quantitative Measurement of Scale Quantitative Interval Categorical Ordinal Categorical Ordinal Quantitative Ratio Categorical nominal

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A. This data is quantitative becau B. This data is time series becaus C. Approximately 23 new drugs w D. The year 2002 experienced th E. Over the eight year period, 19 1996 1997 0 15 30 45 60

use it is not describing categories, rather the number of drugs per year se it is the number of new drugs captured over an eight year period were approved in 2003 he lowest number of new drugs approved by the FDA. Only ~17-18 new drugs were approved that year 996-2003, there has been an overall downward trend in the number of new drugs approved every year by the 1998 1999 2000 2001 2002 2003 Number of New Drugs

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1996 53 1997 39 1998 30 1999 35 2000 25 2001 23 2002 17 2003 19 FDA.

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