An e-commerce Web site claims that 8% of people who visit the site make a purchase. Complete parts a through e below based on a random sample of 15 people who visited the Web site.

a. What is the probability that none of the people will make a purchase? (Round to four decimal places as needed.)

b. What is the probability that less than 3 people will make a purchase? (Round to four decimal places as needed.)

c. What is the probability that more than 1 person will make a purchase? (Round to four decimal places as needed.)