Convert the percent to a proportion

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Reference no: EM131423455

Wireless only. Are customers giving up their landlines and relying on wireless for all of their phone needs? Surveys have collected data to answer this question.27 In June 2006, 10.5% of households were wireless only. Assume that this survey is based on sampling 15,000 households.

(a) Convert the percent to a proportion. Then use the proportion and the sample size to find the count of households who were wireless only.

(b) Find a 95% confidence interval for the proportion of households that were wireless only in June 2006.

Reference no: EM131423455

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