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

Author Question: When two variables are perfectly correlated, _____. a. one must cause the other, but we don't ... (Read 75 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Jun 19, 2018
When two variables are perfectly correlated, _____.
 
  a. one must cause the other, but we don't know which is the cause and which is the effect
  b. neither one causes the other
  c. it is certain that a third factor is causing both variables to co-vary
  d. none of these

Question 2

With the exception of division, one can perform all mathematical operations on a ratio scale.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jesse.fleming

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jun 19, 2018
Answer to Question 1

D
Any either one of the variables might cause the other, or a third factor might be causing both. We simply do not know anything about causality given a correlation, even a perfect one.

Answer to Question 2

F


Charlie

  • Member
  • Posts: 640
Reply 2 on: Jun 19, 2018
Wow, this really help

Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Primary production is positively correlated with the evapotranspiration rate. Primary production is positively correlated with the evapotranspiration rate.
Eye ball perfectly labelled (map) Eye ball perfectly labelled (map)
Physical Health and Exercise Are Correlated—But Which Causes Which? Physical Health and Exercise Are Correlated—But Which Causes Which?
How to manually solve a linear system with three variables without matrices (Question 1 of 2) How to manually solve a linear system with three variables without matrices (Question 1 of 2)
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Video: Peptide Bond Formation Animation

For a complete list of videos, visit our video library