Assume Tha The ages of children at Happy Times Day care" normally distributed with a mean of 3.1 Yearswand a standard deviation of li2 years, а 9 Use The Empirical Rule to estimate The Perccentage of children that are between 2.5 and 4.4 years B what is The 2-score of a child who is I years $1 C Find The Percent of children alder Tuan I Years old. The percent will be 30 010 alder Than Year old

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Q: Assume that math test scores are normally distributed with a mean of 500 and a standard deviation of…

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Q: Demand in each period is normally distributed with a mean of 100 and astandard deviation of 50. What…

A: Given: Mean (E[X]) = 100 Standard deviation (Sd [X])= 50

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

A: Given,mean(μ)=69.0standard deviation(σ)=2.8and Z-score=0

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A: It is given that Mean = 79Standard deviation = 8

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Q: Around 750 students took an IQ test. The IQ scores follow a normal distribution and has a mean of 85…

A: Note: " Since you have posted many sub-parts. we will solve the first three sub-parts for you. To…

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Q: The score on standardized test are normally distributed with a mean of 115 and standard deviation of…

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Q: Suppose Heights of men are normally distributed with population mean 69" and population standard…

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Q: 9. mean = 676; standard deviation = 60 Page

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Q: The mean of the population is 50. The standard deviation is 10. (a) What is the probablity that a…

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Q: What percentage to the nearest hundredth of children are born from pregnancies lasting more than 274…

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Q: 8. mean = 23.8; standard deviation = 5,2

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