n psychology students took a standardized test. The scores are summarized in the GFDT below. Scores 120 - 129 130 - 139 140 - 149 150 - 159 160 - 169 170 - 179 Scores less than 130 less than 140 less than 150 less than 160 less than 170 less than 180 Frequency 11 17 19 The scores are also described in the cumulative table shown below. answer = 14 43 Submit Question ♦ Frequency 11 28 47 63 77 n What is the missing value in the GFDT?

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