In a certain city, projections fo the next year indicate there is a 20% chance the electronics jobs will increase by 1200, a 50% chance that they will increase by 500 and a 30% chance they will decrease by 800. Find the expected change in the number of electronics jobs in that city in the next year.
In a certain city, projections fo the next year indicate there is a 20% chance the electronics jobs will increase by 1200, a 50% chance that they will increase by 500 and a 30% chance they will decrease by 800. Find the expected change in the number of electronics jobs in that city in the next year.
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 60SE: Use this data for the exercises that follow: In 2013, there were roughly 317 million citizens in the...
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In a certain city, projections fo the next year indicate there is a 20% chance the electronics jobs will increase by 1200, a 50% chance that they will increase by 500 and a 30% chance they will decrease by 800. Find the expected change in the number of electronics jobs in that city in the next year.
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