Question

The median of following data is 50
Find the value of P and Q
if sum of all frequency is 90.
Murks
Frequency
© 20-30
P
30-40
15
40-50
25
50 - 60
20
60-70
Q
70-80
18
8o-90
10​

Answer 1

Answer:

☞P= 6 and Q = -4

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