HomeUPSCIf the coefficient of determination is equal to 1, then the correlation coefficient _______ If the coefficient of determination is equal to 1, then the correlation coefficient _______By Admin / October 4, 2025 A. must also be equal to 1 B. can be either -1 or +1 C. can be any value between -1 to +1 D. must be -1 ✅ The correct answer is option B.