Seventy-seven percent of adults want to live to age 100. You randomly select five adults and ask them whether they want to live to age 100. The random variable represents the number of adults who want to live to age 100.

(a) Construct a binomial distribution, 

(b) Graph the binomial distribution using a histogram and describe its shape, and 

(c) Identify any values of the random variable x that you would consider unusual. Explain your reasoning.