This topic contains a solution. Click here to go to the answer

Author Question: Choose the correlation coefficient that matches the following types of scales. Both variables are on ... (Read 179 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
Choose the correlation coefficient that matches the following types of scales. Both variables are on an ordinal scale.
 
  a. Pearson's r c. phi coefficient
  b. Spearman rho

Question 2

A researcher investigated the effect of aerobic exercise on depression. He randomly assigned subjects previously identified as depressed to one of three groups. Choose the correct group for each question. Which is the true control group?
 
  a. aerobic exercises five days per week c. no aerobic exercise
  b. aerobic exercises three days per week



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jaygar71

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

B

Answer to Question 2

C




dmcintosh

  • Member
  • Posts: 517
Reply 2 on: Jun 20, 2018
Excellent


kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

For a complete list of videos, visit our video library