Two variables are highly correlated when "r" is?
ANSWER: (C) +1.0REF: Park s 20th ed p. 755Co-efficent of correlation:Denoted by the symbol rDetermines if there is significant association between two variablesValue : between -1.0 to + 1.0It doesn't not show' causationIf value is towards[?] + 1.0 = positive correlation[?] -1.0 = negative correlation [?] 0 = no correlation
0
0.5
1
-1
Biostatistics