170k views
1 vote
A 12-member jury is to be selected from 15 men and 13 women. Find the probability that this jury has 6 or 7 males.

User Hopper
by
8.0k points

1 Answer

4 votes

Answer:

The right solution is "0.5545".

Explanation:

According to the question,

The probability of having 6 or 7 males will be:

=
P(6 \ males)+ P(7 \ males)

=
(15_C_6* 13_C_6)/(28_C_(12)) + (15_C_7* 13_C_5)/(28_C_(12))

=
(5005* 1716+6435* 1287)/(30421755)

=
(16870425)/(30421755)

=
0.5545

User SASM
by
8.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories