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

Author Question: When we have considerable spread of the points about the regression line, the slope of that line ... (Read 73 times)

ericka1

  • Hero Member
  • *****
  • Posts: 544
When we have considerable spread of the points about the regression line, the slope of that line will be _______ the slope of a similar line when there is less scatter.
 
  a. less than
  b. more than
  c. the same as
  d. more extreme than

Question 2

If the correlation between X and Y is negative, the slope of the regression equation must be
 
  a. negative.
  b. positive.
  c. non-significant.
  d. It could be either a or b.



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
Answer to Question 1

C

Answer to Question 2

A




ericka1

  • Member
  • Posts: 544
Reply 2 on: Jun 20, 2018
Gracias!


bulacsom

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

 

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

For a complete list of videos, visit our video library