Question

26
33
To
39
36
33.
Mand Z of the following given series in 67 and 68. If N = 115; Find the values of missing frequencies.
х
0-20
120-140
20-40
100-120
40-60
60-80
80-100
F
2
2
2
8
30
2
2
34.​

Answer 1

Answer:

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