Answer to Question #329413 in Statistics and Probability for Nithya

Question

A pub Uses a periodic review system where it checks the liquor stock every Tuesday and place an order which arrives on Thursday the pub has observed the demand for beer averages 7 units per day with a standard deviation of two units in any given week they should like to be 90% sure they don't run out of peer before the order arrives on Tuesday if they have 10 units on b and hand how many units should they order

A.56.84 units

B.59.00 units

C.41.70 units

D.52.60 units