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

Author Question: In a multiple regression model, which of the following statements is false? a. The coefficient of ... (Read 38 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
on: Jul 24, 2018
In a multiple regression model, which of the following statements is false?
 a. The coefficient of determination will be equal to the square of the largest correlation value between the dependent variable and the independent variables.
  b. The mean of the residuals is equal to the variance of all combinations of levels of the independent variables.
  c. Adding more independent variables that have a low correlation with the dependent variable will decrease the value of the coefficient of multiple determination.
  d. All of these.
  e. None of these.

Question 2

A multiple regression equation includes 5 independent variables, and the coefficient of determination is 0.81 . The percentage of the variation in y that is explained by the regression equation is:
 a. 81
  b. 90
  c. 86
  d. 85
  e. about 16


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

potomatos

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

A


gonzo233

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Diagrams showing the multiple energy shells and orbitals of a nitrogen atom Diagrams showing the multiple energy shells and orbitals of a nitrogen atom
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Osteon model labeled Osteon model labeled
(a) Multiple myeloma: Tumor of plasma cells. (b) Myeloma cells grow within the bone and lesions can ... (a) Multiple myeloma: Tumor of plasma cells. (b) Myeloma cells grow within the bone and lesions can ...
The threshold model explains the discontinuous distribution of some multifactorial traits. In this m The threshold model explains the discontinuous distribution of some multifactorial traits. In this m
The sliding-filament model The sliding-filament model
Video: Causes of Angina

For a complete list of videos, visit our video library