An article published in BusinessWeek says that according to a survey by a leading organization 45% of managers change jobs for intellectual challenge, 35% for pay, and 20% for long-term impact on...

An article published in BusinessWeek says that according to a survey by a leading organization 45% of managers change jobs for intellectual challenge, 35% for pay, and 20% for long-term impact on career. If nine managers who recently changed jobs are randomly chosen, what is the probability that a. Three changed for intellectual challenges. b. Three changed for pay reasons. c. Three changed for long-term impact.