Question 1177716
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Hi
Normal Distribution:    μ = $8000   σ = 750   
Find x at 15%
 z = invNorm(.15) = -1.0364
{{{z =blue (x - mu)/blue(sigma)}}}
 -1.0364(750) +  8000 = x = 7222.7
  $7223 in earnings considered too low.

Wish You the Best in your Studies.
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