Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Business Statistics and Research Methods Correlation and regression of two variables
The sum total of the values of two variables 'X' and 'Y' is equal for all the observations. The value of the coefficient of correlation between 'X' and 'Y' is:
1. +1 (perfectly positive)
2. -1 (perfectly negative)
3. Zero (No correlation)
4. > 0 < 1 (Imperfect correlation)
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