Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. If p-1 is a factor of p^4+ P^2 + p-k, the value of k is?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.