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Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
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What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4
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Pq = 6x + 25 and qr = 16-3x; find pr....
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