It is said that happy and healthy workers are efficient and productive. A company that manufactures exercising machines wanted to know the percentage of large companies that provide on-site health club facilities. A sample of 240 such companies showed that 101 of them provide such facilities on site. Construct a 95% confidence interval for the percentage of all such companies that provide such facilities on site. What is the margin of error for this estimate? Round your answers to one decimal place. Confidence interval: i % to i % Margin of error: i !

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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It is said that happy and healthy workers are
efficient and productive. A company that
manufactures exercising machines wanted to
know the percentage of large companies that
provide on-site health club facilities. A sample of
240 such companies showed that 101 of them
provide such facilities on site.
Construct a 95% confidence interval for the
percentage of all such companies that provide
such facilities on site. What is the margin of error
for this estimate?
Round your answers to one decimal place.
Confidence interval:
i
% to
i
%
Margin of error:
i
%
Transcribed Image Text:It is said that happy and healthy workers are efficient and productive. A company that manufactures exercising machines wanted to know the percentage of large companies that provide on-site health club facilities. A sample of 240 such companies showed that 101 of them provide such facilities on site. Construct a 95% confidence interval for the percentage of all such companies that provide such facilities on site. What is the margin of error for this estimate? Round your answers to one decimal place. Confidence interval: i % to i % Margin of error: i %
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