Find the value of x if sum of frequencies is 40 and complete cumulative
frequencies. plz i need now urgently i have exam tommorow plz give me step by step
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Step-by-step explanation:
The cumalative frequency is 5,13,28,28+x,38+x,
Like this we can see that that the total is 38+x =40
Then 40-38=x which means 2
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