The question below refers to the following frequency table o

The question below refers to the following frequency table of quiz scores:
Given the following frequency distribution:
What is the cumulative frequency of score 6?



Score                  Frequency
  10                              1
   9                               1
   8                               4
   7                               1
   6                               3
   5                               2
   4                               3
   3                               1
   2                               4
   1 _______________2____

Solution

Adding all frequencies before the row of 6,

CF(6) = 1 + 1 + 4 + 1 + 3 = 10 [answer, 10]