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In a survey of U.S. adults with a sample size of 2076, 364 said Franklin Roosevelt was the best president since World War II. Two U.S. adults are selected at random from this sample without replacement. Complete parts (a) through (d). (a) Find the probability that both adults say Franklin Roosevelt was the best president since World War II. The probability that both adults say Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (b) Find the probability that neither adult says Franklin Roosevelt was the best president since World War II. The probability that neither adult says Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II. The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War lis

In a survey of U.S. adults with a sample size of 2076, 364 said Franklin Roosevelt was the best president since World War II. Two U.S. adults are selected at random from this sample without replacement. Complete parts (a) through (d). (a) Find the probability that both adults say Franklin Roosevelt was the best president since World War II. The probability that both adults say Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (b) Find the probability that neither adult says Franklin Roosevelt was the best president since World War II. The probability that neither adult says Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II. The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War lis

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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In a survey of U.S. adults with a sample size of 2076, 364 said Franklin Roosevelt was the best president since World War II. Two U.S. adults are selected at random from this sample without replacement. Complete parts (a) through (d). (a) Find the probability that both adults say Franklin Roosevelt was the best president since World War II. The probability that both adults say Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (b) Find the probability that neither adult says Franklin Roosevelt was the best president since World War II. The probability that neither adult says Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed) (c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War is (Round to three decimal places as needed.)
Transcribed Image Text:In a survey of U.S. adults with a sample size of 2076, 364 said Franklin Roosevelt was the best president since World War II. Two U.S. adults are selected at random from this sample without replacement. Complete parts (a) through (d). (a) Find the probability that both adults say Franklin Roosevelt was the best president since World War II. The probability that both adults say Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (b) Find the probability that neither adult says Franklin Roosevelt was the best president since World War II. The probability that neither adult says Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed) (c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War is (Round to three decimal places as needed.)
(c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II is Round to three decimal places as needed.) (d) Which of the events can be considered unusual? Explain. Select all that apply. The event in part (c) is unusual because its probability is less than or equal to 0.05. None of these events are unusual. The event in part bh is unusual because its probability is less than or equal to 0.05 The event in part (a) is unusual because its probability is less than or equal to 0.05.
Transcribed Image Text:(c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II is Round to three decimal places as needed.) (d) Which of the events can be considered unusual? Explain. Select all that apply. The event in part (c) is unusual because its probability is less than or equal to 0.05. None of these events are unusual. The event in part bh is unusual because its probability is less than or equal to 0.05 The event in part (a) is unusual because its probability is less than or equal to 0.05.
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