Question: Following are three rows from a frequency distribution table. Using interpolation, what is the percentile rank for X = 18? a. 52.5% b. 30% c.

Following are three rows from a frequency distribution table. Using interpolation, what is the percentile rank for X = 18?

a. 52.5%

b. 30%

c. 29%

d. 25%

X c% 20-24 60% 15-19 35% 10-14 15%

X c% 20-24 60% 15-19 35% 10-14 15%

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