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

Author Question: In simple linear regression, the plot of residuals versus fitted values y should: a. be free of any ... (Read 55 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
In simple linear regression, the plot of residuals versus fitted values y should:
 a. be free of any patterns
  b. appear as a random scatter of points about 0 on the vertical axis
  c. approximately have the same vertical spread for all values y
  d. all of these
  e. none of these

Question 2

In simple linear regression, the plot of residuals versus fitted values 3 can be used to check for:
 a. normality
  b. a constant variance independent of x
  c. independence
  d. all of these
  e. none of these



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SeanoH09

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

D

Answer to Question 2

B




Themember4

  • Member
  • Posts: 538
Reply 2 on: Jul 24, 2018
Excellent


Dominic

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

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?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

For a complete list of videos, visit our video library