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In a sample of 1000 adults, 150 said they are very confident in the nutritional information...

In a sample of 1000 adults, 150 said they are very confident in the nutritional information on restaurant menus. Three adults are selected at random without replacement. a. Find the probability that all 3 of the adults are very confident in the nutritional information on restaurant menus. b. Find the probability that none of the 3 adults are very confident in the nutritional information on restaurant menus. c. Find the probability that at least 1 of the 3 adults are very confident in the nutritional information on restaurant menus. d. Find the probability that at most 2 out of the 3 adults are very confident in the nutritional information on restaurant menus. e. Are any of the events from a, b, c, d unusual? Explain.

Math   Statistics-And-Probability   
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