Helping students gain understanding and self-confidence in algebra.
aa123 wrote:If P(A) = 0.4 , P(B) = 0.7 and P(A or B) = 0.7 , determine if one of the following mentioned is true or false?
a. A and B are mutually exclusive events.
b. A and B are independent events.
c. P(A^c/B^c) = 3/7
how would i solve this? i dont even understand the question!
aa123 wrote:well this is actually for my statistics class...