<prompt> Two variables are highly correlated when r is?00.51-1  <response>: 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 doesnt not show causationIf value is towards? 1.0 positive correlation? -1.0 negative correlation ? 0 no correlation 