In a 4-week study about the effectiveness of using magnetic insoles to treat plantar heel pain, 51 subjects wore magnetic insoles and 46 subjects wore nonmagnetic insoles. The results are shown at the right. At α = 0.06, can you support the claim that there is a difference in the proportion of subjects who feel better between the two groups? Assume the random samples are independent. Complete parts (a) through (e). Do Feel Better? you Magnetic Insoles Yes 14 No 37 Nonmagnetic Insoles Yes 15 No 31

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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1. Find the critical values. 2. Find the standardized test statistic.
In a 4-week study about the effectiveness of using magnetic
insoles to treat plantar heel pain, 51 subjects wore magnetic
insoles and 46 subjects wore nonmagnetic insoles. The
results are shown at the right. At α = 0.06, can you support
the claim that there is a difference in the proportion of
subjects who feel better between the two groups? Assume
the random samples are independent. Complete parts (a)
through (e).
Do you Feel Better?
Magnetic Insoles
Yes 14
No 37
Nonmagnetic Insoles
Yes 15
No 31
Transcribed Image Text:In a 4-week study about the effectiveness of using magnetic insoles to treat plantar heel pain, 51 subjects wore magnetic insoles and 46 subjects wore nonmagnetic insoles. The results are shown at the right. At α = 0.06, can you support the claim that there is a difference in the proportion of subjects who feel better between the two groups? Assume the random samples are independent. Complete parts (a) through (e). Do you Feel Better? Magnetic Insoles Yes 14 No 37 Nonmagnetic Insoles Yes 15 No 31
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