Author Question: In order to compute a correlation coefficient between traits A and B, it is necessary to have: a. ... (Read 76 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
In order to compute a correlation coefficient between traits A and B, it is necessary to have:
 
  a. one group of subjects, some of whom possess characteristics of trait A, the remainder possessing those of trait B.
  b. measures of trait A on one group of subjects and of trait B on another.
  c. one group of subjects, some of whom have both A and B, some have neither, and some have one but not the other.
  d. two groups of subjects, one which could be classified as A or not A, the other as B or not B.
  e. measure of traits A and B on each subject in one group.

Question 2

Which of the following is a bivariate distribution?
 
  a. Incomes of Denver teachers
  b. Reading test scores of 50 children taught by the phonics method
  c. Nursing license examination results for only male candidates
  d. Home-economics aptitude test scores of this year's freshmen
  e. Number of arrests made and years of experience of San Francisco policemen



chjcharjto14

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

E

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

For a complete list of videos, visit our video library