Question 978071
we want the z-value associated with probability 0.70, this is a normal distribution so consult table of z-values
z-value = 0.52, therefore
0.52 = ( X - 175 ) / 15
X - 175 = 7.8
X = 182.8
The 70th percentile for the selling price is $182.80 (in thousands of dollars)