SOLUTION: In a certain​ city, projections for the next year indicate there is a​ 20% chance that electronics jobs will increase by 1500 ​, a​ 50% chance that they will increase by

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Question 1164255: In a certain​ city, projections for the next year indicate there is a​ 20% chance that electronics jobs will increase by 1500
​,
a​ 50% chance that they will increase by 600
​,
and a​ 30% chance they will decrease by 700
.
Find the expected change in the number of electronics jobs in that city in the next year.
Answer by ikleyn(52814) About Me  (Show Source):
You can put this solution on YOUR website!
.

It is


    0.2*1500 + 0.50*600 + 0.3*700 = 810.    ANSWER

Solved.