What is the percentile rank

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Reference no: EM132367412

The following table shows four rows from a frequency distribution table for a sample of n = 50 scores. Use interpolation to find the percentiles and percentile ranks requested:

X: 15, 14, 13, 12

f: 5, 8, 6, 4

cf: 32, 27, 19, 13

c%: 64,54,38,26

a. What is the percentile rank for X = 13?

b. What is the percentile rank for X = 15?

c. What is the 50th percentile?

d. What is the 60th percentile?

Reference no: EM132367412

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