The following table shows a breakdown of the 116th U.S. Congress by party affiliation. (There are two

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The following table shows a breakdown of the 116th U.S. Congress by party affiliation. (There are two independent senators included in the count of Democratic senators. There are two vacant House seats.)

Party Democrats Republicans Independent Total House 235 198 433 Senate 45 53 2 100 Total 280 251 2 533

a. A member of Congress is selected at random. What is the probability of selecting a Republican?

b. Given that the person selected is a member of the House of Representatives, what is the probability he or she is a Republican?

c. What is the probability of selecting a member of the House of Representatives or a Democrat?

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Statistical Techniques In Business And Economics

ISBN: 9781260239478

18th Edition

Authors: Douglas Lind, William Marchal, Samuel Wathen

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