In each of the following cases, compute 95 percent, 98 percent, and 99 percent confidence intervals...

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Basic Math

In each of the following cases, compute 95 percent, 98 percent,and 99 percent confidence intervals for the population proportionp.
(a) pË†p^ = .6 and n = 100(Round your answers to 3 decimalplaces.)
95 percent confidence intervals is [, ]
98 percent confidence intervals is [, ]
99 percent confidence intervals is [, ]

(b) pË†p^ = .5 and n = 299. (Roundyour answers to 3 decimal places.)
95 percent confidence intervals is [, ]
98 percent confidence intervals is [, ]
99 percent confidence intervals is [, ]

(c) pË†p^ = .7 and n = 121.(Round your answers to 3 decimal places.)

95 percent confidence intervals is [, ]
98 percent confidence intervals is [, ]
99 percent confidence intervals is [, ]

(d) pË†p^ = .8 and n = 56. (Roundyour answers to 3 decimal places.)

95 percent confidence intervals is [, ]
98 percent confidence intervals is [, ]
99 percent confidence intervals is [, ]

Answer & Explanation Solved by verified expert

4.2 Ratings (665 Votes)

Part a i p 06 p 1 p 04 n 100 p Z2 p q n 06 Z0052 06 04 100 Z2 Z0052 196 Lower Limit 06 Z005 06 04 100 0504 upper Limit 06 Z005 06 04 100 0696 95 Confidence interval is 0504 0696 0504 P 0696 ii p 06 p 1 p 04 n 100 p Z2 p q n 06 Z0022 06 04 100 Z2 Z0022 2326 Lower Limit 06 Z002 06 04 100 0486 upper Limit 06 Z002 06 04 100 0714 98 Confidence interval is 0486 0714 0486 P 0714 iii p 06 p 1 p 04 n 100 p Z2 p q n 06 Z0012 06 04 100 Z2 Z0012 2576 Lower See Answer

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In each of the following cases, compute 95 percent, 98 percent, and 99 percent confidence intervals...

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Basic Math

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