Suppose a market research company is hired to estimate the percentage of adults who live in big cities that have PCs. 40

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Suppose a market research company is hired to estimate the percentage of adults who live in big cities that have PCs. 40

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Suppose A Market Research Company Is Hired To Estimate The Percentage Of Adults Who Live In Big Cities That Have Pcs 40 1
Suppose A Market Research Company Is Hired To Estimate The Percentage Of Adults Who Live In Big Cities That Have Pcs 40 1 (19.03 KiB) Viewed 129 times
Suppose a market research company is hired to estimate the percentage of adults who live in big cities that have PCs. 400 adult residents randomly selected in this city were surveyed to determine if they had a PC. Of the 400 people surveyed, 265 said yes, they have a PC. Using a 95 percent confidence level, calculate the estimated confidence interval for the actual proportion of adult residents in this city who have a PCs.
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