Answered step by step
Verified Expert Solution
Question
1 Approved Answer
an insurance company is trying to estimate the average number of sick days that full-time food service workers use per year. A pilot study found
an insurance company is trying to estimate the average number of sick days that full-time food service workers use per year. A pilot study found the standard deviation to be 2.5 days. How large of a sample must be selected if the company wants to be 95% confident of getting an interval that contains the true mean with a maximum error of one day?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started