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b. Assuming that mpg is normally distributed, calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic

b. Assuming that mpg is normally distributed, calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic

MATLAB: An Introduction with Applications
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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1 MPG 2 97 117 4 93 79 6. 97 7 87 8 78 9. 83 10 94 11 96 12 102 13 98 14 82 15 96 16 113 17 113 18 111 19 90 20 101 21 99 22 112 23 89 24 92 25 96 26 98 27 28
Transcribed Image Text:1 MPG 2 97 117 4 93 79 6. 97 7 87 8 78 9. 83 10 94 11 96 12 102 13 98 14 82 15 96 16 113 17 113 18 111 19 90 20 101 21 99 22 112 23 89 24 92 25 96 26 98 27 28
The data accompanying this exercise show miles per gallon (mpg) for 25 cars. E Click here for the Excel Data File a. Select the null and the alternative hypotheses in order to test whether the variance differs from 62 mpg². Ho: o2 62 (mpg)“; HA: o² + 62 (mpg)- %3D 2 Ho: o s 62 (mpg)´; HA: ơ > 62 (mpg) 2 Ho: o 2 62 (mpg)´; HẠ: o- < 62 (mpg) b. Assuming that mpg is normally distributed, calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic
Transcribed Image Text:The data accompanying this exercise show miles per gallon (mpg) for 25 cars. E Click here for the Excel Data File a. Select the null and the alternative hypotheses in order to test whether the variance differs from 62 mpg². Ho: o2 62 (mpg)“; HA: o² + 62 (mpg)- %3D 2 Ho: o s 62 (mpg)´; HA: ơ > 62 (mpg) 2 Ho: o 2 62 (mpg)´; HẠ: o- < 62 (mpg) b. Assuming that mpg is normally distributed, calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic
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