A random sample of 80 people was selected, and 22 of the selected people indicated that it would be a good idea to eliminate the penny from circulation. What is the 99 percent confidence interval constructed from the sample proportion p ? A) 0.275 + 1.96/ (22)(58) 0.22 + 2.576 (0.275)(0.725) B 80 0.275 + 2.576y (0.275)(0.725) 80 D) 0.275 + 1.96/ (0.275)(0.725) 80 E) 0.22 + 2.323 (0.275)(0.725)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A random sample of 80 people was selected, and 22 of the selected people indicated that it would be a good idea to eliminate the penny from circulation. What is the 99 percent confidence interval constructed from the sample proportionp ?
Г(22)(58)
A
0.275 + 1.96,
80
0.22 ± 2.576
(0.275)(0.725)
80
(0.275) (0.725)
0.275 + 2.5761v
80
0.275 + 1.96y
(0.275)(0.725)
D
80
0.22 + 2.323
(0.275)(0.725)
E
80
Transcribed Image Text:A random sample of 80 people was selected, and 22 of the selected people indicated that it would be a good idea to eliminate the penny from circulation. What is the 99 percent confidence interval constructed from the sample proportionp ? Г(22)(58) A 0.275 + 1.96, 80 0.22 ± 2.576 (0.275)(0.725) 80 (0.275) (0.725) 0.275 + 2.5761v 80 0.275 + 1.96y (0.275)(0.725) D 80 0.22 + 2.323 (0.275)(0.725) E 80
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