A ski gondola carries skiers to the top of a mountain. Assume that weights of skiers are normally distributed with a mean of lb and a standard deviation of lb. The gondola has a stated capacity of ​passengers, and the gondola is rated for a load limit of lb. Complete parts​ (a) through​ (d) below. a. Given that the gondola is rated for a load limit of ​lb, what is the maximum mean weight of the passengers if the gondola is filled to the stated capacity of ​passengers?