A TV show "Lindsay and Tobias" recently had a share of 20, meaning that among the TV sets in use, 20% were tuned to that show. Assume that an advertiser wants to verify that 20% share value by conducting its own survey, and a pilot survey begins with 15 households having TV sets in use at the time of a broadcast.

A) Find the probability that none of the households are tuned in.
B)Find the probability that at least one of the households is tuned in.
C) Find the probability that at most one household is tuned in.

Question

A TV show "Lindsay and Tobias" recently had a share of 20, meaning that among the TV sets in use, 20% were tuned to that show.  Assume that an advertiser wants to verify that 20% share value by conducting its own survey, and a pilot survey begins with 15 households having TV sets in use at the time of a broadcast.

A) Find the probability that none of the households are tuned in. 
B)Find the probability that at least one of the households is tuned in.
C) Find the probability that at most one household is tuned in.