Steele Electronics Inc. sells expensive brands of stereo equipment in several shopping malls. The marketing research department of Steele reports that 27% of the customers entering the store that indicate they are browsing will, in the end, make a purchase. Let the last 17 customers who enter the store be a sample.

a.How many of these customers would you expect to make a purchase?(Round the final answer to the nearest whole number.)

Number of Customers

b.What is the probability that exactly five of these customers make a purchase?(Round the final answer to 4 decimal places.)

Probability

c.What is the probability 8 or more make a purchase?(Round the final answer to 4 decimal places.)

Probability

d.Does it seem likely at least one will make a purchase ("likely" refers if the probability is more than 70%)?

(Click to select)

Yes

No