50 psychology students took a standardized test. The scores are summarized in the GFDT below.       Scores          Frequency    180 - 199 9 200 - 219 7 220 - 239 6 240 - 259 10 260 - 279 18 You would like to build a relative frequency distribution for this data set to easily compare it to another class of students.What is the relative fequency for the third class, 220 - 239?Enter answer as a percent (but do not include the percent symbol).relative frequency =  %

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