Test the claim that the means are different. Use t P-value method with a = 0.05. Men Women 10.4 12.6 10.6 10.2 8.8 11.1 14.7 9.6 9.5 9.5 10.8 12.9 10.1 11.2 9.3 11.7 13.3 9.4 10.3 9.5 12.8 14.5 Heto 9.8 10.3 11.0 s

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7. Weights of Running Shoes The weights in ounces of a
sample of running shoes for men and women are shown.
Test the claim that the means are different. Use the
P-value method with a =
= 0.05.
Men
Women
10.4
12.6
10.6
10.2
8.8
11.1
14.7
9.6
9.5
9.5
too
10.8
12.9
10.1
11.2
9.3
11.7
13.3
9.4
10.3 9.5
12.8
14.5
9.8
10.3 11.0
8. Teacher Salaries A researcher claims that the mean
of the salaries of elementary school teachers is greater
than the mean of the salaries of secondary school teach-
ers in a large school district. The mean of the salaries
of a random sample of 26 elementary school teachers i
$48,256, and the sample standard deviation is $3,912.-
The mean of the salaries of a random sample of 24 sec
ondary school teachers is $45,633. The sample standa
deviation is $5533. At a = 0.05, can it be concluded
the mean of the salaries of the elementary school tea
is greater than the mean of the salaries of the second
1 tonchers? Use the P-value method.
%3D
Transcribed Image Text:16 17 15 20 12 15 23 16 17 17 13 15 16 18 18 7. Weights of Running Shoes The weights in ounces of a sample of running shoes for men and women are shown. Test the claim that the means are different. Use the P-value method with a = = 0.05. Men Women 10.4 12.6 10.6 10.2 8.8 11.1 14.7 9.6 9.5 9.5 too 10.8 12.9 10.1 11.2 9.3 11.7 13.3 9.4 10.3 9.5 12.8 14.5 9.8 10.3 11.0 8. Teacher Salaries A researcher claims that the mean of the salaries of elementary school teachers is greater than the mean of the salaries of secondary school teach- ers in a large school district. The mean of the salaries of a random sample of 26 elementary school teachers i $48,256, and the sample standard deviation is $3,912.- The mean of the salaries of a random sample of 24 sec ondary school teachers is $45,633. The sample standa deviation is $5533. At a = 0.05, can it be concluded the mean of the salaries of the elementary school tea is greater than the mean of the salaries of the second 1 tonchers? Use the P-value method. %3D
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