Find the conditional probability. The following contingency table provides a joint frequency distribution for the popular votes cast in the 1984 presidential election by region and political party. Data are in thousands, rounded to the nearest thousand. Democrat Republican Other Total North East 9, 046 11, 336 101 Mid West 10, 511 14, 761 169 South 10, 998 17, 699 136 West 7,022 10, 659 214 Total A person whơ voted in the 1984 presidential election is selected at random. Compute the probability that the person selected voted Democrat given that they were in the Northeast. 0.098 O 0.241 0.442 0.406
Find the conditional probability. The following contingency table provides a joint frequency distribution for the popular votes cast in the 1984 presidential election by region and political party. Data are in thousands, rounded to the nearest thousand. Democrat Republican Other Total North East 9, 046 11, 336 101 Mid West 10, 511 14, 761 169 South 10, 998 17, 699 136 West 7,022 10, 659 214 Total A person whơ voted in the 1984 presidential election is selected at random. Compute the probability that the person selected voted Democrat given that they were in the Northeast. 0.098 O 0.241 0.442 0.406
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Step 1
Firstly we complete the Contigency table and then by using the conditional probability rule.
PA/B) = P( A& B) / P(A)
We get answer.
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