18. The mean cost of a 2016 Ford F150 is $18,000 with a standard deviation of $2,000. The mean cost of a 2016 DodgeRam is $19,000 with a standard deviation of $1,600. Joe pays $16,000 for his Ford F150. Jo pays $17,500 for her DodgeRam. Which of the two got the better deal? Show work.

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Answered: 18. The mean cost of a 2016 Ford F150…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A student scores 74 on a geography test and 264 on a mathematics test. The geography test has a mean of 80 and a standard deviation of 5. The mathematics test has a mean of 300 and a standard deviation of 24. If the data for both tests are normally distributed, on which test did the student score better relative to the other students in each class? OA. The student scored better on the mathematics test. OB. The student scored better on the geography test. OC. The student scored the same on both tests.
The first statistics exam had a mean of 73 and a standard deviation of 15 points; the second had a mean of 83 and a standard deviation of 5 points. Anna scored a 82 on both tests. Megan scored 92 on the first exam and 7272 on the second. They both totaled 164 points on the two exams, but AnnaAnna claims that her total is better. Explain. Question content area bottom Part 1 The total of Anna's z-scores is enter your response here, which is greater than Megan's total of enter your response here. (Round to one decimal place as needed.)
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George has an average bowling score of 180 and bowls in a league where the average for all bowlers is 150 and the standard deviation is 20. Bill has an average bowling score of 190 and bowls in a league where the average is 160 and the standard deviation is 15. Who ranks higher in his own league, George or Bill? George because his standard score is higher than Bill's. Bill because his standard score is higher than George's. George because the standard deviation in his league is higher than the standard deviation in Bill's league. Bill because his 190 is higher than George's 180. Bill and George have the same rank in their leagues because both are 30 pins above the mean

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18. The mean cost of a 2016 Ford F150 is $18,000 with a standard deviation of $2,000. The mean cost of a 2016 Dodge Ram is $19,000 with a standard deviation of $1,600. Joe pays $16,000 for his Ford F150. Jo pays $17,500 for her Dodge Ram. Which of the two got the better deal? Show work.