Question

(4) The median of the following data is 50. Find the
value of x and y of the sum of all the
frequency is 90.
-
-
Marks
Erequency
20-30/30-40 40-50 50-6060-to 70-80 80-90
X
15.
25
20
y
8
10​

Answer 1

Answer:

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Step-by-step explanation:

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