A small hotel in a popular resort area has 25 rooms. The hotel manager estimates that 15% of all confirmed reservations are"no-shows." Consequently, the hotel accepts confirmed reservations for as many as 30 rooms. If more confirmed reservations arrive than there arerooms, the overbooked guests are sent to another hotel and given a complementary dinner. Complete parts a through c below assuming that the hotel currently has 30 confirmed reservations.

a.Find the probability that no customers will be sent to another hotel.

b.Find the probability that exactly 1 guest will be sent to another hotel

c. Find the probability that 2 or more guests will be sent to another hotel.

Assume that for an ad campaign to besuccessful, at least 76% of those seeing a television commercial must be able to recall the name of the company featured in the commercial one hour after viewing the commercial. Before distributing an ad campaignnationally, an advertising company plans to show the commercial to a random sample of 19 people. It will also show the same people two additional commercials for different products or businesses.

Suppose that in the sample of 19 people, 11 were able to recall the name of the company in the commercial one hour after viewing. Based on the premise that the advertising campaign will besuccessful, what is the probability of 11 or fewer people being able to recall the companyname?

The probability is ...?