Suppose approximately 75% of all marketing personnel areextroverts, whereas about 70% of all computer programmers areintroverts. (For each answer, enter a number. Round your answers tothree decimal places.)
(a)At a meeting of 15 marketing personnel, what is theprobability that 10 or more are extroverts?
What is the probability that 5 or more are extroverts?
What is the probability that all are extroverts?
(b) In a group of 5 computer programmers, what is theprobability that none are introverts?
What is the probability that 3 or more are introverts? Â
is the probability that all are introverts?
Please provide explanation and right answer
