120 psychology students took a standardized test. The scores are summarized in the Frequency Distribution Table below. Scores Frequency 40 - 49 20 50 - 59 13 60 - 69 13 70 - 79 13 80 - 89 18 90 - 99 43 The scores are also described in the cumulative table shown below. Scores Frequency less than 50 20 less than 60 33 less than 70 46 less than 80 less than 90 77 less than 100 120 What is the missing value in the cumulative Frequency Distribution Table? answer =