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

Author Question: If the coefficient of correlation r = 0, then: a. the slope of the regression line is zero. b. ... (Read 56 times)

Frost2351

  • Hero Member
  • *****
  • Posts: 557
on: Jun 24, 2018
If the coefficient of correlation r = 0, then:
 a. the slope of the regression line is zero.
  b. there is no linear relationship whatsoever between the dependent variable y and the independent variable x.
  c. the coefficient of determination is zero.
  d. All of these are correct.
  e. None of these is correct.

Question 2

The coefficient of correlation r is a number that indicates the:
 a. direction of the relationship between the dependent variable y and the independent variable x.
  b. strength of the relationship between the dependent variable y and the independent variable x.
  c. proportion of the variation in the dependent variable y that is explained by the independent variable x.
  d. Only A and B are correct.
  e. A, B, and C are all correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

IRincones

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

D


Frost2351

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jun 24, 2018
Thank you


IRincones

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jun 24, 2018
No problemo


« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

cell line selection cell line selection
IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br
Line analysis of Titian, Assumption and Consecration of the Virgin. Line analysis of Titian, Assumption and Consecration of the Virgin.
An upward-sloping spark line usually indicates a mechanical engine problem or a lean air–fuel ... An upward-sloping spark line usually indicates a mechanical engine problem or a lean air–fuel ...
How to find the slope of a line using any two points How to find the slope of a line using any two points
The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur
Video: Non-polar compounds - insolubility

For a complete list of videos, visit our video library