pic is the question. please help :(

Question 1 {2 points} I! An insurance companyr will sample recent health insurance claims to estimate the mean charge for a particular type of laboratoryr test. The insurance company wants to he 99% confident of the final estimate and desires a margin of error of no more than $0.50 {50 cents}. The companyr estimates the variability of charges to he s = $313M. Determine the appropriate sample size. '~v