« previous next »

Author Question: A linear regression equation is computed for a sample of n = 13 pairs of X and Y scores. For the ... (Read 62 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jun 20, 2018
A linear regression equation is computed for a sample of n = 13 pairs of X and Y scores. For the analysis of regression testing the significance of the equation, what are the df values for the F-ratio?
 
  A) df = 1, 11
  B) df = 1, 12
  C) df = 2, 10
  D) df = 2, 11

Question 2

Which of the following correctly describes the effect of increasing the alpha level (for example, from .01 to .05)?
 
  A) Increase the likelihood of rejecting H0 and increase the risk of a Type I error.
  B) Decrease the likelihood of rejecting H0 and increase the risk of a Type I error.
  C) Increase the likelihood of rejecting H0 and decrease the risk of a Type I error.
  D) Decrease the likelihood of rejecting H0 and decrease the risk of a Type I error.


pami445

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

The seven phenotypic pairs studied by Mendel The seven phenotypic pairs studied by Mendel
Sample Exercise Program for Limited Older Adults (cont.) Sample Exercise Program for Limited Older Adults (cont.)
A sample encounter form. A sample encounter form.
A medical assistant holds a specimen container to receive a biopsy sample. A medical assistant holds a specimen container to receive a biopsy sample.
Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π
Write the acidic equilibrium equation for HC₆H₅O. Write the acidic equilibrium equation for HC₆H₅O.
Video: Bulk flow - factors that influence bulk flow

For a complete list of videos, visit our video library