This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following is a property of r, the coefficient of correlation? a. r always lies between ... (Read 49 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
on: Jun 24, 2018
Which of the following is a property of r, the coefficient of correlation?
 a. r always lies between 0 and 1.
  b. r has no units.
  c. If you switch the values of X and Y, the sign of r changes.
  d. All of these choices are true.

Question 2

A perfect straight line sloping downward would produce a correlation coefficient equal to:
 a. +1.0
  b. -1.0
  c. 0.0
  d. Cannot tell from the information given.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Chou

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

B


plus1

  • Member
  • Posts: 676
Reply 2 on: Jun 24, 2018
Wow, this really help

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
Richmond, Virginia, lies in ruins in April 1865 at the time of Lincoln’s visit—and a few days before Richmond, Virginia, lies in ruins in April 1865 at the time of Lincoln’s visit—and a few days before
Distribution of the Property of Americans Distribution of the Property of Americans
Correlation Between Video Games and Spatial Skills in Youth Correlation Between Video Games and Spatial Skills in Youth
Illustrated correlation between the Mendelian postulates of unit factors Illustrated correlation between the Mendelian postulates of unit factors
Table - Correlation Analysis Table - Correlation Analysis
Video: Conjunctivitis

For a complete list of videos, visit our video library