ExamPlay Light Logo
تسجيل الدخول

WAEC - Further Mathematics (2012 - No. 18)

If r denotes the correlation coefficient between two variables, which of the following is always true?
\(0 < r \leq 1\)
\(-1 \leq r < 1\)
\(-1 < r \leq 0\)
\(-1 \leq r \leq 1\)

تعليقات (0)

تسجيل الدخول للتعليق
إعلان
BrainBehindX Inc Logo
©2026; مدعوم من BrainBehindX Inc