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

Author Question: If covariance between two variables is near 0, then it implies that a. there exists a positive ... (Read 86 times)

V@ndy87

  • Hero Member
  • *****
  • Posts: 571
If covariance between two variables is near 0, then it implies that
 a. there exists a positive relationship between the variables.
  b. the variables are not linearly related.
  c. the variables are negatively related.
  d. the variables are strongly related.

Question 2

In backward selection stepwise regression with ten predictor variables, which of the following statements is correct?
 a. The procedure starts with 10 predictor variables and eliminate one predictor at each iteration.
  b. The procedure starts with 2 predictor variables and add one predictor at each iteration.
  c. The procedure starts with 1 predictor variables and add one predictor at each iteration.
  d. The procedure starts with no predictor variables and add one predictor at each iteration.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

millet

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

B

Answer to Question 2

A




V@ndy87

  • Member
  • Posts: 571
Reply 2 on: Jun 24, 2018
Gracias!


tuate

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

For a complete list of videos, visit our video library