Probability for brook trouts length

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Reference no: EM1396220

The length of a Colorado brook trout is normally distributed. What is the probability that a brook trout's length:

a) exceeds the mean? Is my answer of .50 correct?

b) exceeds the mean by at least 1 standard deviation? Is my answer of 0.1587 correct?

c) exceeds the mean by at least 2 standard deviations? Is my answer of 0.0227 correct?

d) is withing 2 standard deviations? Is my answer of 0.9544 correct?

Reference no: EM1396220

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