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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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Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z
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Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.
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Approximate the number 32 to the nearest hundreth...
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