Question

Subject test
Note: -
You are attempting question 5 out of 12
The mean demand of surgical units is 300 units per month, the monthly standard deviation is 20
units, find the minimum and maximum demand for 90% service level
(A) The data about production level is necessary to give this answer,
(B) 257 and 343
(C) 247 and 353
(D) 267 and 333
Answer
А
B
С

Answer 1

Answer:

B..... . . ............