Model N Mean Median Tri.Mean Std Dev S.E. Mean Hyundai Toyota 23 109 135 107.64 1.34 27 165 124 143.65 9.5 **
Model N Mean Median Tri.Mean Std Dev S.E. Mean Hyundai Toyota 23 109 135 107.64 1.34 27 165 124 143.65 9.5 **
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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Question
You are required to test at the 5% level of significance the hypothesis that the average monthly earnings on Hyundai Vehicles is equal to $110,000 versus the alternative that it is different from $110,000.
Complete the following:
i. Give the null and alternative hypothesis of thos test.
ii. Determine the critical value(s) of this test.
iii. Compute the value of the test statistic.

Transcribed Image Text:A car company wants to know the monthly sales made in ($000), based on the brand of vehicle
The data collected was entered on a MINITAB spreadsheet for analysis. Exhibit II below was
subsequently generated.
Exhibit 2
Model
N
Mean
Median
Tri.Mean
Std Dev
S.E. Mean
135
Hyundai
Тоyota
23
109
107.64
1.34
27
165
124
143.65
9.5
**
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