The weight of trout in a fish farm follows the distribution N (200, 502). A trout is randomly selected. a. What is the probability that its weight does not exceed 175g? b. What is the probability that its weight is greater than 230g? c. What is the probability that its weight is between 225g and 275g?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

The weight of trout in a fish farm follows the distribution N (200, 502). A
trout is randomly selected.
a. What is the probability that its
weight does not exceed 175g?
b. What is the probability that its
weight is greater than 230g?
c. What is the probability that its
weight is between 225g and 275g?
d. What is the probability that out of
eight trout selected randomly from the fish farm, less than three of them will
not weigh more than 175g

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