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OpenStudy (timaashorty):
Please help me.
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OpenStudy (ankit042):
# students in club 39 # ways to pick two students at random 39C2 #ways when Teesha is not picked = 38C2
OpenStudy (ankit042):
prob she will not be picked = #ways when Teesha is not picked / all the cases
OpenStudy (timaashorty):
38C2 / 39?
OpenStudy (ankit042):
Noooo 38C2/39C2
OpenStudy (timaashorty):
which equals 0.9744 or 97% or 38/39?
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OpenStudy (ankit042):
Yes it is 38/39
OpenStudy (timaashorty):
Thank you!
OpenStudy (timaashorty):
can you help me with one more?
OpenStudy (ankit042):
np :) Sure!
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