I Correlation Analysis Is a Group of Statistical Techniques Used

question 13

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) (i), (ii), and (iii) are all false statements.

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