120 psychology students took a standardized test. The scores are summarized in the GFDT below. Frequency 11 16 Scores 80-89 90-99 100-109 110-119 120-129 130 139 The scores are also described in the cumulative table shown below. Scores less than 90 less than 100 less than 110 less than 120 less than 130 less than 140 11 12 10 60 answer= Frequency 11 27 38 60 120 What is the missing value in the cumulative GFDT?

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