Question

The median of the following frequency distribution is 38. Find the value of a and b if
the sum of frequences is 400 :
Class
10-20
20-30
30-40
40-50
50-60
60-70
70-80
Frequency
42
38
54
a
b
36
32
A6
Find​

Answer 1

Answer:

3655353563552652

Step-by-step explanation:

352562525272535536363

Answer 2

Answer:

I hope it helpful

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