Question 363020
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Hi, 

sketch the graph of the weight distribution on a bell curve with weights of 31 and 35 indicated on the graph.
31 oz: z = (31-32)/2 = -.5  (indicated by green line)
35 oz: z = (35-32) /2 = 1.5  (indicated by blue line)

{{{drawing(300,300,-5,5,-1,1,blue(line(1.5,5,1.5,-5)),green(line(-.5,5,-.5,-5)),grid(1),graph( 300, 300,-5,5,-1,1,(1/sqrt(2*pi))*3^((-x^2/2)))) }}}