You may need to use the appropriate appendix table to answer this question. Suppose that the mean daily viewing time of television is 8.35 hours. Use a normal probability distribution with a standar deviation of 2.5 hours to answer the following questions about daily television viewing per household (a) What is the probability that a household views television between 5 and 12 hours a day? (Round your answer to four decimal places.) (b) How many hours of television viewing must a household have in order to be in the top 2% of ai television viewing households? (Round your answer to two decimal places.) hrs (c) What is the probability that a household views television more than 3 hours a day? (Round your answer to four decimal places.)

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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You may need to use the appropriate appendix table to answer this question.
Suppose that the mean daily viewing time of television is 8.35 hours. Use a normal probability distribution with a standard
deviation of 2.5 hours to answer the following questions about daily television viewing per household
(a) What is the probability that a household views television between 5 and 12 hours a day? (Round your answer to four
decimal places.)
(b) How many hours of television viewing must a household have in order to be in the top 2% of al television viewing
households? (Round your answer to two decimal places.)
hrs
(c) What is the probability that a household views television more than 3 hours a day? (Round your answer to four
decimal places.)
Transcribed Image Text:You may need to use the appropriate appendix table to answer this question. Suppose that the mean daily viewing time of television is 8.35 hours. Use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household (a) What is the probability that a household views television between 5 and 12 hours a day? (Round your answer to four decimal places.) (b) How many hours of television viewing must a household have in order to be in the top 2% of al television viewing households? (Round your answer to two decimal places.) hrs (c) What is the probability that a household views television more than 3 hours a day? (Round your answer to four decimal places.)
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