Economy, asked by rinkukk2002, 2 months ago

Spearman method of correlation was propounded in: / स्पियरमैन सहसम्बन्ध रीती का प्रतिपादन हुआ था:

(a) 1920

(b) 1980

(c) 1904

(d) None of these / इनमे से कोई नहीं​

Answers

Answered by sourabhdheer
0
D none of these . Hopes it helps
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