In a Pew poll of American voters, almost 80% of Democrats say the government shutdown is a "very serious" problem for the country, while just 35% of Republicans feel the same. 54% of the people polled were Democrats and 46% were Republicans. (a) Overall, what percentage of American voters say the government shutdown is a "very serious" problem for the country? Answer= % (b) Set up a 2x2 probability table. Round all percentages to 2 decimal places. Democrat Republican Total Serious Not Serious % Total

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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P(A or B)= P(A) + P(B) – P(A and B)
• P(A and B) = P(A)×P(B|A) P(A and B) = P(A)×P(B) (if independent)
P(A and B)
P(B|A)=
P(A)
In a Pew poll of American voters, almost 80% of Democrats say the government shutdown is a "very serious" problem for the
country, while just 35% of Republicans feel the same. 54% of the people polled were Democrats and 46% were Republicans.
(a) Overall, what percentage of American voters say the government shutdown is a "very serious" problem for the country?
Answer=
(b) Set up a 2x2 probability table. Round all percentages to 2 decimal places.
Democrat
Republican
Total
Serious
%
Not Serious
%
Total
Transcribed Image Text:P(A or B)= P(A) + P(B) – P(A and B) • P(A and B) = P(A)×P(B|A) P(A and B) = P(A)×P(B) (if independent) P(A and B) P(B|A)= P(A) In a Pew poll of American voters, almost 80% of Democrats say the government shutdown is a "very serious" problem for the country, while just 35% of Republicans feel the same. 54% of the people polled were Democrats and 46% were Republicans. (a) Overall, what percentage of American voters say the government shutdown is a "very serious" problem for the country? Answer= (b) Set up a 2x2 probability table. Round all percentages to 2 decimal places. Democrat Republican Total Serious % Not Serious % Total
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