An insurance company is concerned about the size of claims being made by its policy holders. A random sample of 400 clai
Posted: Thu Apr 28, 2022 7:30 am
An insurance company is concerned about the size of claims being
made by its policy holders. A random sample of 400 claims had a
mean value of £230 and a standard deviation of £42.
Estimate the mean size of all claims received by the company:
(a) with 95% confidence
(b) with 99% confidence
made by its policy holders. A random sample of 400 claims had a
mean value of £230 and a standard deviation of £42.
Estimate the mean size of all claims received by the company:
(a) with 95% confidence
(b) with 99% confidence