Answer: FORMULA OF MEDIAN = SUM OF ALL FREQUENCIES NO. OF OBSERVATIONS = 17+31+12+27+15+19+23 7 = 144 7 = 20.5 SO,THE MEDIAN OF THESE SCORES IS 20.5. Reply
Answer:
FORMULA OF MEDIAN =
SUM OF ALL FREQUENCIES
NO. OF OBSERVATIONS
= 17+31+12+27+15+19+23
7
= 144
7
= 20.5
SO,THE MEDIAN OF THESE SCORES IS 20.5.
Step-by-step explanation:
12 15 17 19 23 27 31
19 is correct ans