drubalcada19 drubalcada19

23-10-2022
Mathematics

contestada

23) Assume that the salaries of elementary school teachers in the United States are normally distributed with a
mean of $38,000 and a standard deviation of $2000. What is the cutoff salary for teachers in the bottom 10%?
A) $40,560
B) $41,290
D) $34,710
C) $35,440

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