Select the correct answer. If A and Bare dependent events, which of these conditions must be true?
A.

P(A and B) = P(A) + P(B)

B.

P(A and B) = P(B)
P(A)

C.

P(BA) = P(B)

D.

P(AB) = P(A)

E.

P(BA) + P(B)

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

What is the slope of a line that is perpendicular to y = 3x + 1

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.