Author Question: Regardless of the value of x, the standard deviation of the distribution of y values about the ... (Read 93 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
Regardless of the value of x, the standard deviation of the distribution of y values about the regression line is the same. This assumption of equal standard deviations about the regression line is called:
 a. random error.
  b. heteroscedasticity.
  c. homoscedasticity.
  d. pooled variances.
  e. residual analysis.

Question 2

Simple linear regression requires that the scales of measurement be expressed in either:
 a. nominal or ordinal.
  b. ordinal or ratio.
  c. interval or ratio.
  d. nominal or ratio.
  e. nominal or interval.



Pariscourtney

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

C

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

For a complete list of videos, visit our video library