A chemical supply company currently has in stock 100 pounds of a certain chemical, which it sells to its customers in 5-lb lots. Let x denote the number of lots ordered by a randomly selected customer, and suppose x has the following probability mass function: x: 123 4 p(x): 0.2 0.4 0.3 0.1 Compute the mean number of lots ordered by a customer.
A chemical supply company currently has in stock 100 pounds of a certain chemical, which it sells to its customers in 5-lb lots. Let x denote the number of lots ordered by a randomly selected customer, and suppose x has the following probability mass function: x: 123 4 p(x): 0.2 0.4 0.3 0.1 Compute the mean number of lots ordered by a customer.
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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Transcribed Image Text:A chemical supply company currently has in stock 100 pounds of a certain chemical,
which it sells to its customers in 5-lb lots. Let x denote the number of lots ordered by
a randomly selected customer, and suppose x has the following probability mass
function:
x: 123 4
p(x): 0.2 0.4 0.3 0.1
Compute the mean number of lots ordered by a customer.
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