SOLUTION: in a class of 56 students of which 20 are ladies. if two students are picked randomly,
i)what is the probability that both are men
ii) probability of selecting a man and a lady
Algebra.Com
Question 464770: in a class of 56 students of which 20 are ladies. if two students are picked randomly,
i)what is the probability that both are men
ii) probability of selecting a man and a lady in any order
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
i) 36C2/56C2 = 9/22
ii) (36C1)*(20C1)/56C2 = 36/77
RELATED QUESTIONS
a class consists of 8 men and 7 ladies. two students were selected randomly to represent... (answered by ikleyn)
out of 20 students in a statistics class, 3 students are failing in the course. if 4... (answered by psbhowmick)
In a class of 100 students, 40 are left-handed. Using this statement, determine the... (answered by edjones)
If two different students are randomly selected from a class of 12 boys and 8 girls, what (answered by stanbon)
If two people are randomly selected without replacement from a class containing 12... (answered by ewatrrr)
if two people are randomly selected ( without replacement)from a class containing 12... (answered by reviewermath)
in a class of 20 students, 4 of them did not pass the middle exam. if we randomly select... (answered by robertb)
An elementary school is offering 3 language classes: one in Spanish, one in French, and... (answered by ikleyn)
The pass rate in a statistics test for a class of MBA students is 65%. If five students... (answered by Boreal)