19A 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 145 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.

___ ___

(Round to four decimal places asneeded.)