a set of sweaters prices normally distributed with a mean of 58.00 and a standard deviation of 5.00. what is the percent of sweater prices between 48.50 and 60.00

Question

a. 37.33

b. 62.67

c. 2.87

d.65.54

Answer 1

Calculate z score for 48.5 and 60

z1=(48.5-58)/5=-1.9 z2=(60-58)/5=0.4

Determine P(-1.9<z<0.4) use tables