Problem 4 A company has found that 80% of its new management hires are meeting expectations, while 20% are not. Of the satisfactory hires, 75% had sales experience, while of the unsatisfactory hires, 55% had sales experience. What is the probability that a new hire with sales experience will meet expectations?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Please fast solve the problem (a)and (b)

Problem 4
A company has found that 80% of its new management hires are meeting expectations, while 20% are
not. Of the satisfactory hires, 75% had sales experience, while of the unsatisfactory hires, 55% had
sales experience. What is the probability that a new hire with sales experience will meet expectations?
Transcribed Image Text:Problem 4 A company has found that 80% of its new management hires are meeting expectations, while 20% are not. Of the satisfactory hires, 75% had sales experience, while of the unsatisfactory hires, 55% had sales experience. What is the probability that a new hire with sales experience will meet expectations?
Problem 5
A consignment of 52 item is believed to have 4 defective items. What is the probability that two items
drawn at random from the lot will both be defective?
Transcribed Image Text:Problem 5 A consignment of 52 item is believed to have 4 defective items. What is the probability that two items drawn at random from the lot will both be defective?
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