Experience the convenience of getting your questions answered at IDNLearn.com. Our platform offers comprehensive and accurate responses to help you make informed decisions on any topic.

There is a 20% chance that next year the total number of employees in the office supply stores of a chain in Milwaukee will increase by 300 .
There is a 70% chance that the increase will be 400 employees, and a 10% chance the total number of employees will decrease by 500. Determine the expected gain or loss in the number of employees for next year.