The Owner of a Fish Market Has an Assistant Who

Multiple Choice

The owner of a fish market has an assistant who has determined that the weights of rainbow trout are normally distributed,with mean of 3.2 kilograms and standard deviation of 0.8 kilogram.
-If a sample of 64 fish yields a mean of 3.4 kilograms,what is the probability of obtaining a sample mean this large or larger?

A) 0.4987
B) 0.0001
C) 0.0013
D) 0.0228