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Past research has found that 'Hours of sleep within the population of the US has a Normal Distribution with a mean of 7 and a

Past research has found that 'Hours of sleep" within the population of the US has a Normal Distribution with a mean of 7 and a Standard Deviation of 1. Using the percentages listed in the normal distribution (34.13, 13.59, 2.15, .13) What is the probability that we would have a subject report having 8 or more hours of sleep? Make your answer as a statement within a percentage

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