Find the mean of the following frequency distribution.
CLASS 0 -20 20 -40 40 -60 60 -80 80 - 100
FREQUENCY 17 28 32 24 19
pls answer fast
Answers
Answered by
37
Solution :
The mean.
We have;
- A = 50
- h = 20
We know that formula of the mean :
A/q
Thus;
The mean is 50 .
Anonymous:
Great answer
Answered by
46
we know
mean = A+h
simce
A = 50 and h = 20
so ,
mean = 50 +20 ×
mean = 50
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