The Mean of the following data is 50, and that b:c=4:3 Class Interval 0-20 20-40 40-60 60-80 17. a b Find the values of a, b and c. Frequency i. C 80-100 Total
Mathématiques
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Question
The Mean of the following data is 50, and that b:c=4:3
Class Interval 0-20
20-40
40-60
60-80
17.
a
b
Find the values of a, b and c.
Frequency
i.
C
80-100 Total
19
120
Class Interval 0-20
20-40
40-60
60-80
17.
a
b
Find the values of a, b and c.
Frequency
i.
C
80-100 Total
19
120