A paired-sample t-test is an appropriate test for comparing the ...

[krzymel]

A paired-sample t-test is an appropriate test for comparing the scores of two interval variables drawn from related populations.
 
 Indicate whether the statement is true or false

Question 2

Which of the following is not a technique for managing lists?
 a. select and join c. measures for computing lifetime value
  b. statistical methods for predicting future purchases d. All of the above

[parshano]

Answer to Question 1

T

Answer to Question 2

D
Techniques used for managing lists include database manipulation methods such as select and join, statistical methods for predicting each customer's likelihood of future purchases of specific items based on his or her history of past purchases, and measures for computing the lifetime value of a customer on an ongoing basis.

[krzymel]

Excellent

[miss.ashley]

Gracias!