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    The age of a first grader on September 1 at Garden Elementary School is uniformly distributed from 5.8 to 6.8 years. We randomly select one first grader from the class.

    Define the random variable. X = _________X ~ _________Graph the probability distribution.f ( x ) = _________μ = _________σ = _________Find the probability that she is over 6.5 years old.Find the probability that she is between four and six years old.Find the 70 th percentile for the age of first graders on September 1 at Garden Elementary School.

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Source:  OpenStax, Introductory statistics. OpenStax CNX. May 06, 2016 Download for free at http://legacy.cnx.org/content/col11562/1.18
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