madyson0422 madyson0422

08-12-2022
SAT

contestada

Question 4
• A survey 550 households finds that only 18% have cable Television. (i) Find
the margin of error to construct the 95% confidence interval for the
proportion of households that have cable Television. Express your answer in
percent with two decimal places accuracy. (ii) Write the confidence interval
in the interval form as (lower limit, upper limit).

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