What is the formula for RRB NTPC normalisation?

13 Views|Posted 9 months ago
1 Answer
J
2 months ago

Normalisation of marks are done to adjust difficulty level of question papers.Normalisation formula is Xn= (S2/S1) (X-Xav) + Yav, Xn= Normalized Score of a Candidate. S2= Standard Deviation of raw marks of Base Session. S1= Standard Deviation of raw marks.

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