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Subhash Mali

· started a discussion

· 1 Months ago

8/5 kyu nhi hoga sir (Question:35329.0)

Why divide by 4

Question:
If the mean of 4 observations is 20, when a constant ‘c’ is added to each observation, the mean becomes 22. The value of c is?
Options:
A) 6
B) –2
C) 2
D) 4
Solution:

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Please read the solution properly.
Keep learning,
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