The chart shows the number of job-related injuries for each of the transportation industries for 1998. Industry Number of injuries Railroad 4520 Intercity bus 5100 Subway 6850 Trucking 7144 Airline 9950 1. What are the variables under study? 2. Categorize each variable as quantitative or qualitative. 3. Categorize each quantitative variable as discrete or continuous.
The chart shows the number of job-related injuries for each of the transportation industries for 1998. Industry Number of injuries Railroad 4520 Intercity bus 5100 Subway 6850 Trucking 7144 Airline 9950 1. What are the variables under study? 2. Categorize each variable as quantitative or qualitative. 3. Categorize each quantitative variable as discrete or continuous.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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The chart shows the number of job-related injuries for each of the
transportation industries for 1998. Industry Number of injuries
Railroad 4520
Intercity bus 5100
Subway 6850
Trucking 7144
Airline 9950
1. What are the variables under study?
2. Categorize each variable as quantitative or qualitative. 3. Categorize each quantitative variable as discrete or continuous. 4. Identify the level of measurement for each variable. 5. The railroad is shown as the safest transportation industry. Does that
mean railroads have fewer accidents than the other industries? Explain. 6. What factors other than safety influence a person’s choice of
transportation?
7. From the information given, comment on the relationship between the variables
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