Question
A political discussion group consists of 9 Democrats and 6 Republicans. Five members are selected...
A political discussion group consists of 9 Democrats and 6
Republicans. Five members are selected to attend a conference. Find
the probability that the group will consist of all
Republicans.
Enter a reduced fraction.
Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as
a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Homework Answers
Answer #1
9 Democrats and 6 Republicans
total = 9 + 6 = 15
5 member are selected
P[ the group will consist of all Republicans ] = P[ 5 republicans and 0 democrats ]
P[ the group will consist of all Republicans ] = 
P[ the group will consist of all Republicans ] = 
P[ the group will consist of all Republicans ] = 
P[ the group will consist of all Republicans ] = 0.001998
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