marginal products, inc. has 4,900 workers located at plants in many different locations. base on historical data, Marginal estimates that the total loss per worker year is $300 and the standard deviation of total losses per worker is $1,000. Assume that the total loss distribution can be estimated as a normal distribution.

A.what the expected total loss for marginal products for the coming year

B. what is the expected standard deviation of total losses for the coming year?

C. what is the marginal products maximum probable loss at the 95% level?