The cost of fuel is the largest component of cost of ownership for most vehicles. Fuel cost is (almost) inversely proportional to gas mileage; higher gas mileage means lower fuel cost and vice-versa. If you keep track of the number of miles driven on each tank of gas as well as how much gas is purchased, it is easy to calculate gas mileage; many cell phone apps exist to track this. The data in the following table is the gas mileage for Mr. Hebert's 2015 Jeep Wrangler Unlimited. 12.85 14.98 15.36 17.09 18.86 13.28 15.11 15.62 17.50 19.07 13.48 15.12 15.65 17.66 20.91 14.65 15.13 16.41 18.17 21.17 14.71 15.14 16.80 18.27 22.11 g. The manufacturer (by way of the EPA) print city, highway, and combined fuel economy on the window sticker of each new car. The combined fuel economy rating for Mr. Hebert's Jeep Wrangler is 18 MPG. From the point of view of Mr. Hebert's credit card bill, getting less than the specified gas mileage would be troublesome and annoying. Based on that information, determine the null and alternative hypotheses. H0: μenter your response hereenter your response here H1: μenter your response hereenter your response here h. Is this considered to be a one-tailed hypothesis test or a two-tailed hypothesis test? A. One-tailed test B. Two-tailed test

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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The cost of fuel is the largest component of cost of ownership for most vehicles. Fuel cost is (almost) inversely proportional to gas mileage; higher gas mileage means lower fuel cost and vice-versa. If you keep track of the number of miles driven on each tank of gas as well as how much gas is purchased, it is easy to calculate gas mileage; many cell phone apps exist to track this. The data in the following table is the gas mileage for Mr. Hebert's 2015 Jeep Wrangler Unlimited.

12.85	14.98	15.36	17.09	18.86
13.28	15.11	15.62	17.50	19.07
13.48	15.12	15.65	17.66	20.91
14.65	15.13	16.41	18.17	21.17
14.71	15.14	16.80	18.27	22.11

g. The manufacturer (by way of the EPA) print city, highway, and combined fuel economy on the window sticker of each new car. The combined fuel economy rating for Mr. Hebert's Jeep Wrangler is 18 MPG. From the point of view of Mr. Hebert's credit card bill, getting less than the specified gas mileage would be troublesome and annoying. Based on that information, determine the null and alternative hypotheses.

H0: μenter your response hereenter your response here

H1: μenter your response hereenter your response here

h. Is this considered to be a one-tailed hypothesis test or a two-tailed hypothesis test?

One-tailed test

Two-tailed test

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