Table 1 shows data on whether or not a treatment relieved pain for patients. Treatment Placebo Total Relieved pain 41 21 62 Did not relieve 39 54 93 pain Total 80 75 155 Table 1 Is the treatment significantly better than the placebo? Test whether the treatment is significantly better than a placebo at relieving pain. The patients were randomly allocated to the two groups and the experiment was double-blind. Use subscripts 1 for the treatment group and 2 for the placebo group.
Table 1 shows data on whether or not a treatment relieved pain for patients. Treatment Placebo Total Relieved pain 41 21 62 Did not relieve 39 54 93 pain Total 80 75 155 Table 1 Is the treatment significantly better than the placebo? Test whether the treatment is significantly better than a placebo at relieving pain. The patients were randomly allocated to the two groups and the experiment was double-blind. Use subscripts 1 for the treatment group and 2 for the placebo group.
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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![Table 1 shows data on whether or not a treatment relieved pain for patients.
Treatment Placebo
Total
Relieved pain
41
21
62
Did not relieve
39
54
93
pain
Total
80
75
155
Table 1 Is the treatment significantly better than the placebo?
Test whether the treatment is significantly better than a placebo at relieving pain. The patients were randomly allocated to the two
groups and the experiment was double-blind.
Use subscripts 1 for the treatment group and 2 for the placebo group.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6c70a8a2-c81a-48ac-ab68-b2834939c6b9%2Fa669899f-1d3a-40a7-bc94-311f5a9759b6%2F6bbypzj_processed.png&w=3840&q=75)
Transcribed Image Text:Table 1 shows data on whether or not a treatment relieved pain for patients.
Treatment Placebo
Total
Relieved pain
41
21
62
Did not relieve
39
54
93
pain
Total
80
75
155
Table 1 Is the treatment significantly better than the placebo?
Test whether the treatment is significantly better than a placebo at relieving pain. The patients were randomly allocated to the two
groups and the experiment was double-blind.
Use subscripts 1 for the treatment group and 2 for the placebo group.
![(a) Find the relevant sample proportions in each group and the pooled proportion.
Round your answers to three decimal places, if necessary.
P 2 =
i
||](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6c70a8a2-c81a-48ac-ab68-b2834939c6b9%2Fa669899f-1d3a-40a7-bc94-311f5a9759b6%2Fzkijzw7_processed.png&w=3840&q=75)
Transcribed Image Text:(a) Find the relevant sample proportions in each group and the pooled proportion.
Round your answers to three decimal places, if necessary.
P 2 =
i
||
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