Author Question: If two events A and B are mutually exclusive, what would be the addition rule? A) P(A B) = P(A) ... (Read 79 times)

Jipu 123 · **on:** Jun 24, 2018

If two events A and B are mutually exclusive, what would be the addition rule?

A) P(A B) = P(A) + P(B)
B) P(A B) = P(A) + P(B)
C) P(A B) = P(A)
D) P(A B) = P(A) - P(B)

Question 2

In developing an interval estimate for a population mean, the population standard deviation is assumed to be 8. The interval estimate is 45.82 2.36. What will be the interval estimate for the population mean if is equal to 16?

A) 45.82 4.72
B) 45.82 2.36
C) 45.82 9.44
D) 45.82 5.56