The length, X, of a fish from a particular mountain lake in Idaho is normally distributed with μ=8.4 inches and σ=1.5 inches. (a) Is X a discrete or continuous random variable? (Type: DISCRETE or CONTINUOUS) ANSWER:  (b) Write the event ''a fish chosen has a length of less than 5.4 inches'' in terms of X:   (c) Find the probability of this event:  (d) Find the probability that the length of a chosen fish was greater than 9.4 inches:   (e) Find the probability that the length of a chosen fish was between 5.4 and 9.4 inches:

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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The length, X, of a fish from a particular mountain lake in Idaho is normally distributed with μ=8.4 inches and σ=1.5 inches.

(a) Is X a discrete or continuous random variable? (Type: DISCRETE or CONTINUOUS)
ANSWER: 

(b) Write the event ''a fish chosen has a length of less than 5.4 inches'' in terms of X:  

(c) Find the probability of this event: 

(d) Find the probability that the length of a chosen fish was greater than 9.4 inches:  

(e) Find the probability that the length of a chosen fish was between 5.4 and 9.4 inches: 

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