The length of a Colorado brook trout is normally distributed. (a) What is the probability that a brook trout's length exceeds the mean? (Round your answer to 2 decimal places.) Probability______ (b) What is the probability that a brook trout's length exceeds the mean by at least 1 standard deviation? (Round your answer to 4 decimal places.) Probability_______ (c) What is the probability

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The length of a Colorado brook trout is normally distributed.

(a) What is the probability that a brook trout's length exceeds the mean? (Round your answer to 2 decimal places.)

Probability______



(b) What is the probability that a brook trout's length exceeds the mean by at least 1 standard deviation? (Round your answer to 4 decimal places.)

Probability_______

(c) What is the probability that a brook trout's length exceeds the mean by at least 2 standard deviations? (Round your answer to 4 decimal places.)

Probability________



(d) What is the probability that a brook trout's length is within 2 standard deviations? (Round your answer to 4 decimal places.)

Probability_______

 
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