What is the probability that a household views television

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Reference no: EM131455723

Question: A person must score in the upper 2% of the population on an IQ test to qualify for membership in Mensa, the international high- IQ society. If IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. what score must a person have to qualify for Mensa? Television viewing reached a new high when the Nielsen Company reported a mean daily viewing time of 8.35 hours per household ( USA Today. November 1 I.2009). Use a nor-mal 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 10 hours a day?

b. How many hours of television viewing must a household have in order to be in the top 3% of all television viewing households?

c. What is the probability that a household views television more than 3 hours a day?

Reference no: EM131455723

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