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StatisticsQ&A LibraryA 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. There are 110,000 Mensa members in 100 countries throughout the world. 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?22. TV viewing reached a new high when the Nielson Company reported a mean daily viewing time of 8.35 hours per household. Use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily TV viewing per household.a. What is the possibility of a house viewing between 5 -10 hours a day?b. How many hours of TV viewing must a household have in order to be in the top 3% of all TV viewing households?c. What is the probability that a household views more than 3 hours of TV a day?Question

Asked Jan 28, 2020

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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. There are 110,000 Mensa members in 100 countries throughout the world. 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?

22. TV viewing reached a new high when the Nielson Company reported a mean daily viewing time of 8.35 hours per household. Use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily TV viewing per household.

a. What is the possibility of a house viewing between 5 -10 hours a day?

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

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

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The international high IQ society Mensa conducted a test to give membership to the person who gets top 2% marks in the test. The IQ scores follows normal distribution with mean 100 and standard deviation 15.

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The score of a person to qu...

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