Find the probability that 3 randomly selected people all have the same birthday. Ignore leap years. Round to eight decimal places.
A) 0.3333
B) 0.00000002
C) 0.0082
D) 0.00000751

Question

Quizplus · Accepted Answer

The probability that the second person has the same birthday as the first is 1/365, and the probability that the third person also has the same birthday is 1/365. Therefore, the probability that all three have the same birthday is (1/365) * (1/365) = 1/133225, which is approximately 0.00000751.

Find the Probability That 3 Randomly Selected People All Have