A study was conducted to determine whether magnets were effective in treating pain. The values represent measurements of pain using the visual analog scale. Assume that both samples are independent simple random samples from populations having normal distributions Use a 0.05 significance level to test the claim that those given a sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets 20 20 0.43 045 1.21 0.96 Sham Magnet What are the null and altemative hypotheses? OB. H, o 10 OA H o-0 Hy o re OC. H o H, o D. H, o H, of ca Identify the test statistic F Round to bwo decimal places as needed ) 17 18 Use technology to identily the Pavalue 19 20
A study was conducted to determine whether magnets were effective in treating pain. The values represent measurements of pain using the visual analog scale. Assume that both samples are independent simple random samples from populations having normal distributions Use a 0.05 significance level to test the claim that those given a sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets 20 20 0.43 045 1.21 0.96 Sham Magnet What are the null and altemative hypotheses? OB. H, o 10 OA H o-0 Hy o re OC. H o H, o D. H, o H, of ca Identify the test statistic F Round to bwo decimal places as needed ) 17 18 Use technology to identily the Pavalue 19 20
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
![samples from populations having normal distributions. Use a 0.05 significance level to test the claim that those given a
sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets.
Magnet
20
045
09
7.
Identify the test statistic.
F =
(Round to two decimal places as needed.)
10
Use technology to identify the P value.
11
The P-value isIN Round to three decimal places as needed.)
12
13
What is the conclusion for this hypothesis test?
14
15
O A. Reject HW There is insufficient evidence to support the claim that those given a sham treatment have pain reductions that vary more than those treated with
16
magnets
17
O B. Fail 10 veject Ho. There is sufficient evidence to support the claim that those given a sham treatment have pain reductions that vary more than those treated
with magnets.
18
19
20
21
Click to selecy your answer(s).
22
23
24
25
8.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc9a83d55-6fa2-4271-aa31-5f91b18b3da0%2F5e571a72-4667-4b1e-a1b8-8a2382c2598a%2Fowsrvjg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:samples from populations having normal distributions. Use a 0.05 significance level to test the claim that those given a
sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets.
Magnet
20
045
09
7.
Identify the test statistic.
F =
(Round to two decimal places as needed.)
10
Use technology to identify the P value.
11
The P-value isIN Round to three decimal places as needed.)
12
13
What is the conclusion for this hypothesis test?
14
15
O A. Reject HW There is insufficient evidence to support the claim that those given a sham treatment have pain reductions that vary more than those treated with
16
magnets
17
O B. Fail 10 veject Ho. There is sufficient evidence to support the claim that those given a sham treatment have pain reductions that vary more than those treated
with magnets.
18
19
20
21
Click to selecy your answer(s).
22
23
24
25
8.
![EQuestion Help
A study was conducted to determine whether magnets were effective in treating pain. The values represent
measurements of pain using the visual analog scale. Assume that both samples are independent simple random
samples from populations having normal distributions. Use a 0.05 significance level to test the claim that those given a
sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets.
Sham
20
20
0.43
1.21
0.96
Magnet
0 45
What are the null and altemative hypotheses?
OA Ho o-0
H, oo
OC. Ho -
OB. H o10
H, o -o
D. Hy o
H, of ca
2.
13
14
15
Identify the test statistic
16
Fx
(Round to two decimal places as needed)
17
18
Use technology to identily the Pavalue
19
20
21
Click to select your answers)
22
23
home
delete](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc9a83d55-6fa2-4271-aa31-5f91b18b3da0%2F5e571a72-4667-4b1e-a1b8-8a2382c2598a%2F1o4p2pc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:EQuestion Help
A study was conducted to determine whether magnets were effective in treating pain. The values represent
measurements of pain using the visual analog scale. Assume that both samples are independent simple random
samples from populations having normal distributions. Use a 0.05 significance level to test the claim that those given a
sham treatment have pain reductions that vary more than the pain reductions for those treated with magnets.
Sham
20
20
0.43
1.21
0.96
Magnet
0 45
What are the null and altemative hypotheses?
OA Ho o-0
H, oo
OC. Ho -
OB. H o10
H, o -o
D. Hy o
H, of ca
2.
13
14
15
Identify the test statistic
16
Fx
(Round to two decimal places as needed)
17
18
Use technology to identily the Pavalue
19
20
21
Click to select your answers)
22
23
home
delete
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