Mathematics · Statistics
कार्ल पीयर्सन ने सहसंबंध गुणांक की अपनी प्रसिद्ध पद्धति किस दशक में प्रतिपादित की थी?
- 11920 के दशक में
- 21900 के दशक में
- 31980 के दशक में
- 41890 के दशक में✓
सही उत्तर देखें
1890 के दशक में
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