A random sample of in size is taken from a population with a mean of and unknown variance. The sample variance was found out to be . (a) Find the point estimate of the population variance. Enter your answer in accordance to the item a) of the question statement

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.