In each of the following cases, compute 95 percent, 98 percent,and 99 percent confidence intervals for the population proportionp.
(a) pˆp^ = .6 and n = 100(Round your answers to 3 decimalplaces.)
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| 95 percent confidence intervals is [, ] |
| 98 percent confidence intervals is [, ] |
| 99 percent confidence intervals is [, ] |
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(b) pˆp^ = .5 and n = 299. (Roundyour answers to 3 decimal places.)
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| 95 percent confidence intervals is [, ] |
| 98 percent confidence intervals is [, ] |
| 99 percent confidence intervals is [, ] |
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(c) pˆp^ = .7 and n = 121.(Round your answers to 3 decimal places.)
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| 95 percent confidence intervals is [, ] |
| 98 percent confidence intervals is [, ] |
| 99 percent confidence intervals is [, ] |
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(d) pˆp^ = .8 and n = 56. (Roundyour answers to 3 decimal places.)
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| 95 percent confidence intervals is [, ] |
| 98 percent confidence intervals is [, ] |
| 99 percent confidence intervals is [, ] |
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