Politics. In a given county, records show that of the registered voters, 45 % are Democrats, 35 % are Republicans, and 20 % are independents. In an election, 70 % of the Democrats, 40 % of the Republicans, and 80 % of the independents voted in favor of a parks and recreation bond proposal. If a registered voter chosen at random is found to have voted in favor of the bond, what is the probability that the voter is a Republican? An independent? A Democrat?
Politics. In a given county, records show that of the registered voters, 45 % are Democrats, 35 % are Republicans, and 20 % are independents. In an election, 70 % of the Democrats, 40 % of the Republicans, and 80 % of the independents voted in favor of a parks and recreation bond proposal. If a registered voter chosen at random is found to have voted in favor of the bond, what is the probability that the voter is a Republican? An independent? A Democrat?
Solution Summary: The author calculates the probability that the voter is a Republican if he has voted in favor of the parks and recreation bond proposal.
Politics. In a given county, records show that of the registered voters,
45
%
are Democrats,
35
%
are Republicans, and
20
%
are independents. In an election,
70
%
of the Democrats,
40
%
of the Republicans, and
80
%
of the independents voted in favor of a parks and recreation bond proposal. If a registered voter chosen at random is found to have voted in favor of the bond, what is the probability that the voter is a Republican? An independent? A Democrat?
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