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Laid Off Employees due to Illness Investigation

Investigate the rate at which employees with an illness where laid off; a survey of 100 people was conducted. 7 were laid off b/s of the illness. I have to construct a 90% confidence interval for the true percentage all that were laid off to their illness.

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x=7, n=100, p= .07 and q=.93.

For a 90% confidence level, z=1.645. By a formula for Confidence interval for the ...

Solution Summary

This solution calculates the true percentage of people that were laid off due to their illness using a 90% confidence interval, mean, and sample size. All steps and workings are shown.