Author Question: In a covariance matrix, the diagonal ____. a. always contains values of 1.0 b. portrays the ... (Read 120 times)

gbarreiro

  • Hero Member
  • *****
  • Posts: 566
In a covariance matrix, the diagonal ____.
 a. always contains values of 1.0
  b. portrays the relationship between each pair of variables
  c. is treated as a fixed variable and input into the model
  d. represents the variance in each individual variable

Question 2

Secondary data are data that have already been collected for some other purpose than the one at hand.
 
 Indicate whether the statement is true or false



britb2u

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

D

Answer to Question 2

T



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

For a complete list of videos, visit our video library