Question

Q.30 The mean of the following data is 53, Find the values of x and y.
Frequencies
15
C.I.
0 - 20
20-40
40-50
21
50 - 30
Y
17
30 100
Total
100​

Answer 1

Answer:

f1 = 18

f2 = 29

Step-by-step explanation:

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