Question: Complete the final two columns in the following frequency distribution table and then find the percentiles and percentile ranks requested: X f cf c% 2529

Complete the final two columns in the following frequency distribution table and then find the percentiles and percentile ranks requested:

X f cf c%

25–29 1 20–24 4 15–19 8 10–14 7 5–9 3 0–4 2

a. What is the percentile rank for X = 9.5?

b. What is the percentile rank for X = 19.5?

c. What is the 48th percentile?

d. What is the 96th percentile?

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