I Correlation Analysis Is a Group of Statistical Techniques Used

Multiple Choice

i. Correlation analysis is a group of statistical techniques used to measure the strength of the relationship (correlation) between two variables.
Ii) A correlation coefficient of -1 or +1 indicates perfect correlation.
Iii) The strength of the correlation between two variables depends on the sign of the coefficient of correlation.

A) (i) , (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements, but not (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements but not (i) .
E) All statements are false