The television show Pretty Betty has been successful for many years. That show recently had a share of 32, which means, that among the TV sets in use, 32% were tuned to Pretty Betty.An advertiser wants to verify that 32% share value by conducting its own survey, and a pilot survey begins with 10 households have TV sets in use at the time of a Pretty Betty broadcast.

Find the probability that none of the households are tuned to Pretty Betty.

P(none) =

Find the probability that at least one household is tuned to Pretty Betty.

P(at least one) =

Find the probability that at most one household is tuned to Pretty Betty.

P(at most one) =

If at most one household is tuned to Pretty Betty, does it appear that the 32% share value is wrong? (Hint: Is the occurrence of at most one household tuned to Pretty Betty unusual?)

no, it is not wrong

yes, it is wrong