In a sample of 1000 U.S. adults, 150 said they are very confident in the nutritional information
Question:
(a) Find the probability that all four adults are very confident in the nutritional information on restaurant menus.
(b) Find the probability that none of the four adults are very confident in the nutritional information on restaurant menus.
(c) Find the probability that at least one of the four adults is very confident in the nutritional information on restaurant menus.
(d) Which of the events can be considered unusual? Explain.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780321911216
6th Edition
Authors: Ron Larson, Betsy Farber
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