sample of 240 doctors revealed that 108 are satisfied with the current state of US health care. The conditions for inference are met. Using z* = 1.645, which expression gives a 90% confidence interval for the true proportion of all US doctors who are satisfied with the current state of US health care? 108 +1.645 |108(1–108) 240 0.5(1–0.5) 1.645 t108, 240 0.45(1-0.45) 0.45 t1.645, 240 0.5(1-0.5) 0.45 t108 1.645

MATLAB: An Introduction with Applications
6th Edition
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A random sample of 240 doctors revealed that 108 are
satisfied with the current state of US health care.
The conditions for inference are met.
Using z* = 1.645, which expression gives a 90%
confidence interval for the true proportion of all US
doctors who are satisfied with the current state of US
health care?
108+1.645
108(1- 108)
240
0.5(1-0.5)
1.645 t108,
240
0.45(1-0.45)
0.45 t1.645,
240
0.5(1-0.5)
0.45 t108
1.645
Transcribed Image Text:A random sample of 240 doctors revealed that 108 are satisfied with the current state of US health care. The conditions for inference are met. Using z* = 1.645, which expression gives a 90% confidence interval for the true proportion of all US doctors who are satisfied with the current state of US health care? 108+1.645 108(1- 108) 240 0.5(1-0.5) 1.645 t108, 240 0.45(1-0.45) 0.45 t1.645, 240 0.5(1-0.5) 0.45 t108 1.645
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