In a study involving stress among college students, a group of ...

[pane00]

In a study involving stress among college students, a group of seniors are asked to complete a stress survey. After a two-hour seminar on relaxation methods, they are asked to complete the stress survey again. The appropriate design for testing the significance of the difference between the means is
 
  a. related-samples t-test.
  b. independent-samples t-test.
  c. one-sample t-test.
  d. z-test.

Question 2

The freshmen competed with the sophomores to see who could raise the most money by recycling. Each freshman was paired with a sophomore of the same gender.The appropriate design for testing the significance of the difference between the means is
 
  a. related-samples t-test.
  b. independent-samples t-test.
  c. one-sample t-test.
  d. z-test.

[Eunice618]

Answer to Question 1

a

Answer to Question 2

a

[pane00]

Thanks for the timely response, appreciate it

[yeungji]

Gracias!