Events A and B are independent if P(A and B)

Options is =P(A) x P(B) or =0

Part 2 Question:

Two customers go into a shop independently.

Assume the following probabilities:

P(Customer makes a purchase) =0,650

P(Customer does not make a purchase) =1- 0,650

Compute the probability that both customers purchase (#purchases -2), enter your answer with 3 decimal places.