Made available at substantially reduced installation cost

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Reference no: EM132127578

A telecommunications company wants to estimate the proportion of households that would purchase an additional telephone line if it were made available at a substantially reduced installation cost. Data are collected from a random sample of 500 households. The results indicate that 110 of the households would purchase the additional telephone line at a reduced installation cost ................ Construct a 95?% confidence interval estimate for the population proportion of households that would purchase the additional telephone line.

Reference no: EM132127578

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Made available at substantially reduced installation cost : Estimate the proportion of households that would purchase an additional telephone line if it were made available at a substantially reduced installation cost.

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