Question

# Suppose approximately 80% of all marketing personnel are extroverts, whereas about 50% of all computer

programmers are introverts. (For each answer, enter a number. Round your answers to three decimal places.)

(a) At a meeting of 15 marketing personnel, what is the probability 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 the probability that none are introverts?

What is the probability that 3 or more are introverts?

What is the probability that all are introverts?

#### Top Answer

a) probability that 10 or more are extroverts: = 0.93894 probability that 5 or more are extroverts? =... View the full answer