4. A gas tanker truck supplies the Kangaroo gas station on Jordan Lane once per week. If the weekly volume of sales (in units of ten thousands of gallons) is a random variable with x2 0

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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4. A gas tanker truck supplies the Kangaroo gas station on Jordan Lane once per week. If the
weekly volume of sales (in units of ten thousands of gallons) is a random variable with
x2 0<x < 3
density function f(x) = {
otherwise
a) what is the probability that the sales are more than 10,000 gallons this week?
b) What is the expected volume of weekly sales in a week?
Transcribed Image Text:4. A gas tanker truck supplies the Kangaroo gas station on Jordan Lane once per week. If the weekly volume of sales (in units of ten thousands of gallons) is a random variable with x2 0<x < 3 density function f(x) = { otherwise a) what is the probability that the sales are more than 10,000 gallons this week? b) What is the expected volume of weekly sales in a week?
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