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

Author Question: The z-scores for X and Y variables are exactly the same except they have opposite signs. The ... (Read 24 times)

Yi-Chen

  • Hero Member
  • *****
  • Posts: 550
The z-scores for X and Y variables are exactly the same except they have opposite signs. The coefficient of determination is
 
  a. 0.00.
  b. -1.00.
  c. +1.00.
  d. not possible to compute with this information.

Question 2

The coefficient of determination of an r = -.60 is
 
  a. -.36.
  c. -.77.
  b. +.36.
  d. None of these are true.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nanny

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

C

Answer to Question 2

B




Yi-Chen

  • Member
  • Posts: 550
Reply 2 on: Jun 20, 2018
Excellent


peter

  • Member
  • Posts: 330
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library