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Get Full Access to Elementary Statistics - 12 Edition - Chapter 3.2 - Problem 21bsc
Get Full Access to Elementary Statistics - 12 Edition - Chapter 3.2 - Problem 21bsc

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In Exercises, find the mean and median for each of the two

ISBN: 9780321836960 18

Solution for problem 21BSC Chapter 3.2

Elementary Statistics | 12th Edition

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Problem 21BSC

Speeding and Race Listed below are speeds (in mi/h) of cars on the New Jersey Turnpike. All cars are going in the same direction, and all of the cars are from New Jersey. The speeds were measured with a radar gun and the researchers observed the races of the drivers.

The data are from Statlib and the authors are Joseph Kadane and John Lamberth. Does it appear that drivers of either race speed more than drivers of the other race?

Step-by-Step Solution:

Step 1 of 1

 White drivers African American drivers 74 79 77 70 69 71 71 76 77 76 69 74 72 71 75 75 74 74 72 74

Mean of white drivers = = 73

Median of white drivers

 69 69 71 72 72 74 74 75 77 77

Median = 73

Mean of African American drivers = = 74

Median of African American drivers

 70 71 71 74 74 74 75 76 76 79

Median = 74

African American drivers having better performance since they maintain average speed.

Yes, it appears that the drivers of either race speed more than drivers of the other race based on the greater mean.

Step 2 of 1

ISBN: 9780321836960

The answer to “?Speeding and Race Listed below are speeds (in mi/h) of cars on the New Jersey Turnpike. All cars are going in the same direction, and all of the cars are from New Jersey. The speeds were measured with a radar gun and the researchers observed the races of the drivers.The data are from Statlib and the authors are Joseph Kadane and John Lamberth. Does it appear that drivers of either race speed more than drivers of the other race?” is broken down into a number of easy to follow steps, and 79 words. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12. The full step-by-step solution to problem: 21BSC from chapter: 3.2 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM. This full solution covers the following key subjects: cars, race, Drivers, speeds, jersey. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. Since the solution to 21BSC from 3.2 chapter was answered, more than 603 students have viewed the full step-by-step answer.

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