Find the median of the following data.
Marks No. of student
Below 10 0
Below 20 12
Below 30 20
Below 40 28
Below 50 33
Below 60 40
Answers
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Answer:
class interval. frequency
Step-by-step explanation:
10-0 = 5
20-12=7
30-20=25
40-28=34
50-33=42
60-40=50
==163/2= 81.5
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