Female 9 Male 9 10 15 DD5639347O55672705 10 8 7 9 24 10 12 13 11 14 7 24 10 11 12 15 20 9 29 12 7 17 13 10 4 15 13 The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Norm below. Click the icon to view the data table. a. Find a 95% confidence interval for the difference between means (HFemale Male), state whether it captures 0, and explain what that shows about the mean. The 95% confidence interval is (D). (Round to two decimal places as needed. Use ascending order.) State whether the 95% confidence interval for the difference between means captures 0, and explain what this shows about the means. The interval for the difference 0. This implies that it plausible that b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly. Determine the hypotheses for this test. Ho Female Male 0 Ha Female Male 0 Find the test statistic for this test. t= (Round to two decimal places as needed.) The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Normal. Con below. Click the icon to view the data table. The interval for the difference 0. This implies that it plausible that b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly. Determine the hypotheses for this test. Ho Female Male 0 Ha HFemale Male 0 Find the test statistic for this test. t= (Round to two decimal places as needed.) Find the p-value for this test. p-value= What is the conclusion for this test? (Round to three decimal places as needed.) Ho. At the 0.05 significance level, there sufficient evidence to conclude that the difference in mean weights is significant.
Female 9 Male 9 10 15 DD5639347O55672705 10 8 7 9 24 10 12 13 11 14 7 24 10 11 12 15 20 9 29 12 7 17 13 10 4 15 13 The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Norm below. Click the icon to view the data table. a. Find a 95% confidence interval for the difference between means (HFemale Male), state whether it captures 0, and explain what that shows about the mean. The 95% confidence interval is (D). (Round to two decimal places as needed. Use ascending order.) State whether the 95% confidence interval for the difference between means captures 0, and explain what this shows about the means. The interval for the difference 0. This implies that it plausible that b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly. Determine the hypotheses for this test. Ho Female Male 0 Ha Female Male 0 Find the test statistic for this test. t= (Round to two decimal places as needed.) The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Normal. Con below. Click the icon to view the data table. The interval for the difference 0. This implies that it plausible that b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly. Determine the hypotheses for this test. Ho Female Male 0 Ha HFemale Male 0 Find the test statistic for this test. t= (Round to two decimal places as needed.) Find the p-value for this test. p-value= What is the conclusion for this test? (Round to three decimal places as needed.) Ho. At the 0.05 significance level, there sufficient evidence to conclude that the difference in mean weights is significant.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:Female
9
Male
9
10
15
DD5639347O55672705
10
8
7
9
24
10
12
13
11
14
7
24
10
11
12
15
20
9
29
12
7
17
13
10
4
15
13
Transcribed Image Text:The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Norm
below.
Click the icon to view the data table.
a. Find a 95% confidence interval for the difference between means (HFemale Male), state whether it captures 0, and explain what that shows about the mean.
The 95% confidence interval is (D).
(Round to two decimal places as needed. Use ascending order.)
State whether the 95% confidence interval for the difference between means captures 0, and explain what this shows about the means.
The interval for the difference
0. This implies that it
plausible that
b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly.
Determine the hypotheses for this test.
Ho Female Male
0
Ha Female Male
0
Find the test statistic for this test.
t=
(Round to two decimal places as needed.)
The accompanying table shows data for the weights of backpacks for men and women. Assume that the data are from random samples and the distributions are Normal. Con
below.
Click the icon to view the data table.
The interval for the difference
0. This implies that it
plausible that
b. Perform a hypothesis test to see whether the means are significantly different using a significance level of 0.05. Explain your conclusion clearly.
Determine the hypotheses for this test.
Ho Female Male
0
Ha HFemale Male
0
Find the test statistic for this test.
t=
(Round to two decimal places as needed.)
Find the p-value for this test.
p-value=
What is the conclusion for this test?
(Round to three decimal places as needed.)
Ho. At the 0.05 significance level, there
sufficient evidence to conclude that the difference in mean weights is significant.
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