(a) a market survey shows that 50% of the population used brand z computers last year, 8% of the population quit their jobs last year, and 4% of the population used brand z computers and then quit their jobs. are the events of using brand z computers and quitting your job independent?
yes or no
(b) is a user of brand z computers more or less likely to quit a job than a randomly chosen person?
a. a user of brand z computers is as likely to quit a job as a randomly chosen person.
b. a user of brand z computers is less likely to quit a job than a randomly chosen person.
c. a user of brand z computers is more likely to quit a job than a randomly chosen person.