Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. Find the probabi
lity that a worker selected at random makes between $450 and $500.
2 answers:
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To subtract fractions, we need a common denominator, which would be 10. To do this, multiply 3/5 by 2
3 * 2 = 6
5 * 2 = 10
Now subtract
3 * 2 = 6
5 * 2 = 10
Now subtract