The test statistic is:

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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QUESTION 19
To compare the wearing of two types of
automobile engines, 1 and 2, an experimenter
chose to "pair" the measurements, comparing
the wear for the two types of engines on each
of 7 automobiles, as shown below. Determine
whether these data are sufficient to infer at
the 10% significance level that the two types
of engines wear differently.
4
Automobile
Engine 1
Engine 2
1
2
3
7
8
15
7
10
13
11
12
18
8.
12
11
10
The test statistic is:
A.-1.225
B. 2.224
C. .0.055
D. 4.000
96
Transcribed Image Text:QUESTION 19 To compare the wearing of two types of automobile engines, 1 and 2, an experimenter chose to "pair" the measurements, comparing the wear for the two types of engines on each of 7 automobiles, as shown below. Determine whether these data are sufficient to infer at the 10% significance level that the two types of engines wear differently. 4 Automobile Engine 1 Engine 2 1 2 3 7 8 15 7 10 13 11 12 18 8. 12 11 10 The test statistic is: A.-1.225 B. 2.224 C. .0.055 D. 4.000 96
QUESTION 17
HoiH1 =H2vs
When
testing
Ho:H1#H2 , the observed value of the z-
-2.15. Then, the p -
score was found to be
value for this test would be:
A. 0.0158
B. 0.0316
C. 0.9842
D. 0.9684
Transcribed Image Text:QUESTION 17 HoiH1 =H2vs When testing Ho:H1#H2 , the observed value of the z- -2.15. Then, the p - score was found to be value for this test would be: A. 0.0158 B. 0.0316 C. 0.9842 D. 0.9684
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