Ask Question
16 February, 15:39

There are 50 students in our class. (1) What is the probability that Jack and Mike have the same birthday? (2) What is the probability that no one has the same birthday as the professor? (3) What is the probability that there are two and only two having the same birthday?

+3
Answers (1)
  1. 16 February, 17:46
    0
    1) 0.00274

    2) 0.872

    3) 0.00240

    Step-by-step explanation:

    1) 365 / (365*365) = 1/365

    = 0.002739726027

    = 0.00274 (3 sf)

    2) (364/365) ^50

    = 0.8718182573

    = 0.872 (3 sf)

    3) [365 * (364^48) ] / (365^50)

    = 0.002401685062

    = 0.00240 (3 sf)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “There are 50 students in our class. (1) What is the probability that Jack and Mike have the same birthday? (2) What is the probability that ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers