Select Page

1. Who is the coefficient of linear correlation named after?


2. Two columns of data have 25 numerical values each. Calculating =CORREL(array1, array2) in MS Excel gives a value of -0.8288723. What can you say about the two sets of data?


3. In the given data, B always rises when A rises, but does not do so at a consistent rate.

What would the Coefficient of Linear Correlation and Coefficient of Rank Correlation be?


4. =RANK() function in MS Excel is used to compute the Spearman’s Rank Correlation Coefficient.


5. Which of the following indicates the strongest correlation?


6. A researcher looked at the GDP the consumer spending data for a country and found a strong, positive correlation. What does this indicate?