A researcher records the number of dreams that 50 college freshman students recalled during the night prior to a final exam.

Number of Dreams _______________________ Cumulative Frequency

4 ................................................................50

3 ................................................................44

2 ................................................................30

1 ................................................................12

0 ................................................................ 5

(a) Convert this table to a percentile rank distribution.

(b) What is the number of dreams at the 60th percentile?