1) Suppose x is a random variable best described by a uniform probability distribution with a = 30 and b = 50. Find P(40 K x K 44).) 2) Suppose x is a random variable best described by a uniform probability distribution with a = 40 and b = 80. Find P(60 K x K 68).  3) Suppose x is a random variable best described by a uniform probability distribution with a = 30 and b = 110. Find P(x < 46)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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1)
Suppose x is a random variable best described by a uniform probability distribution with a = 30
and b = 50. Find P(40 K x K 44).)

2)

Suppose x is a random variable best described by a uniform probability distribution with a = 40
and b = 80. Find P(60 K x K 68). 

3)
Suppose x is a random variable best described by a uniform probability distribution with a = 30
and b = 110. Find P(x < 46)

 

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