The Spearman rank-correlation coefficient is _____. a. a ...

[laurencescou]

The Spearman rank-correlation coefficient is _____.
 a. a correlation measure based on the average of data items
  b. a correlation measure based on rank-ordered data for two variables
  c. a correlation measure based on the median of data items
  d. None of the answers is correct.

Question 2

For a minimization problem, the optimistic approach is often referred to as the
 a. minimax approach
  b. maximin approach
  c. maximax approach
  d. minimum approach

[Madisongo23]

Answer to Question 1

b

Answer to Question 2

D

[laurencescou]

Thanks for the timely response, appreciate it

[diana chang]

YES! Correct, THANKS for helping me on my review