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Mathematics, 19.11.2019 02:31 thelonewolf5020

Abakery wants to determine how many trays of doughnuts it should prepare each day. demand is normal with a mean of 5 trays and standard deviation of 1 tray. if the owner wants a service level of at least 95%, how many trays should he prepare (rounded to the nearest whole tray)? assume doughnuts have no salvage value after the day is complete.
select one:
a. 4
b. unable to determine with this information
c. 7
d. 5
e. 6

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