According to the Nielsen Company, the mean number of TV sets in a U.S. household was 2.24. Assume the standard deviation is 1.4. A sample of 90 households is drawn. What is the probability that the sample mean number of TV sets is greater than 2? Round your answer to at least four decimal places.

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30-07-2024
Mathematics

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According to the Nielsen Company, the mean number of TV sets in a U.S. household was 2.24. Assume the standard deviation is 1.4. A sample of 90 households is drawn. What is the probability that the sample mean number of TV sets is greater than 2? Round your answer to at least four decimal places.

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