« previous next »

Author Question: In regression analysis, the error term is a random variable with a mean or expected value of a. 0. ... (Read 50 times)

joe

  • Hero Member
  • *****
  • Posts: 627
on: Aug 1, 2018
In regression analysis, the error term  is a random variable with a mean or expected value of
 a. 0.
  b. 1.
  c. .
  d. x.

Question 2

In simple linear regression, r2 is the
 a. mean square error.
 b. correlation coefficient.
 c. squared residual.
  d. coefficient of determination.


Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Aug 1, 2018
Answer to Question 1

a

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
Western blot analysis of viral antigens. The nitrocellulose strips from the kit contain blotted ... Western blot analysis of viral antigens. The nitrocellulose strips from the kit contain blotted ...
Full-term pregnancy Full-term pregnancy
Economic Analysis of Social Issues Plus MyEconLab Economic Analysis of Social Issues Plus MyEconLab
One generation of random mating produces Hardy–Weinberg equilibrium One generation of random mating produces Hardy–Weinberg equilibrium
QTL analysis in introgression lines QTL analysis in introgression lines
Video: Glycolysis - and oxygen

For a complete list of videos, visit our video library