There are 27 students on the college debate team what 's the pobability

  • Thread starter Thread starter u00999
  • Start date Start date
  • Tags Tags
    College students
Join the discussion
Registration is free. Start your own thread to ask a follow-up.
Sign up Log in
2 replies · 5K views
u00999
Messages
1
Reaction score
0
Help...

Homework Statement



there are 27 students on the college debate team what 's the pobability that at least 5 of them have their birthday in the same month??


Homework Equations





The Attempt at a Solution

 
Physics news on Phys.org

Discussion

Please show2. Homework Equations
3. The Attempt at a Solution
 
Sum from x=5 to x=27 of
Choose(27,x)*(1/12)x*(11/12)27-x

Can anybody confirm?