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if-r-is-a-rank-of-a-word-and-f-is-its-frequency-then-rf-c-where

Question

If ‘r’ is a rank of a word and ‘f’ is its frequency then rf = c, where ‘c’ is a constant. Which law is this ?

A Bradford’s law

B Lotka’s law

C Narain’s law

D Zipf’s law

Answer & Explanation
Answer:Zipf’s law

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