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

Author Question: The standardized form of the regression equation is zY = (beta)zX. In the equation, what is the ... (Read 247 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
on: Jun 20, 2018
The standardized form of the regression equation is zY = (beta)zX. In the equation, what is the value of beta?
 
  A) Beta is equal to the correlation between X and Y.
  B) Beta is equal to SP/ SSX.
  C) Beta is equal to r/(n - 1).
  D) Beta is equal to r/n.

Question 2

A two-tailed hypothesis test is being used to evaluate a treatment effect with  = .05. If the sample data produce a z-score of z = 2.24, then what is the correct decision?
 
  A) Reject the null hypothesis and conclude that the treatment has no effect.
  B) Reject the null hypothesis and conclude that the treatment has an effect.
  C) Fail to reject the null hypothesis and conclude that the treatment has no effect.
  D) Fail to reject the null hypothesis and conclude that the treatment has an effect.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

milbourne11

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

B


jayhills49

  • Member
  • Posts: 559
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Bonobo females form close alliances, maintained through sex, but these alliances are lacking in chim Bonobo females form close alliances, maintained through sex, but these alliances are lacking in chim
Hail is precipitation in the form of hard, rounded pellets of ice. Hail is precipitation in the form of hard, rounded pellets of ice.
How to find the equation of a cosine curve How to find the equation of a cosine curve
Alcoholic fermentation Chemical Equation Alcoholic fermentation Chemical Equation
How to find the equation of a line that is perpendicular to a line passing through a point How to find the equation of a line that is perpendicular to a line passing through a point
Video: Muscular Dystrophy

For a complete list of videos, visit our video library