Prince Edward Island Fisheries and Environment has been feeding a special food to rainbow trout fingerlings in a pond. A sample of the weights of 40 trout revealed that the mean weight is 402.7 grams and the standard deviation 8.8 grams. What is the probability that the mean weight for a sample of 40 trout exceeds 405.5 grams?
A) 0.3783
B) 0.0228
C) 1.0
D) 0.5
E) None of the choices are correct

Question

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The Answer of Prince Edward Island Fisheries and Environment has been feeding a special food to rainbow trout fingerlings in a pond. A sample of the weights of 40 trout revealed that the mean weight is 402.7 grams and the standard deviation 8.8 grams. What is the probability that the mean weight for a sample of 40 trout exceeds 405.5 grams?
A) 0.3783
B) 0.0228
C) 1.0
D) 0.5
E) None of the choices are correct

Prince Edward Island Fisheries and Environment Has Been Feeding a Special