6. Compute the mean marks of them the data given below by () Direct Method (1) Step deviation
Method
Marks :5,15,25,35,45,55,65
No of Student:4,6,10,20,10,6,4
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Answer:
5 is your answer for the question
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Answer:
The answer to this question is 35 as Sigma FX is 2100 and sigma F is 60 so if you used direct method and divide the 2100/60 then you will get 35. Please mark me as the brainiest
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