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Suppose that the age of students at George Washington Elementary school is uniformly
distributed between 6 and 11 years old. 43 randomly selected children from the school are asked
their age. Round all answers to 4 decimal places where possible. a. What is the distribution of X
? X U ( Suppose that 43 children from the school are surveyed. Then the sampling distribution is
b. What is the distribution of x ? x N ( , c. What is the probability that the average of 43 children
will be between 8 and 8.6 years old?

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