Iniciar sesión
WAEC - Further Mathematics (2012 - No. 18)
If r denotes the correlation coefficient between two variables, which of the following is always true?
\(0 < r \leq 1\)
\(-1 \leq r < 1\)
\(-1 < r \leq 0\)
\(-1 \leq r \leq 1\)
Comentarios (0)
Inicia sesión para comentar
Anuncio
Permitir que javascript cargue correctamente esta página
