Author Question: Low reliability of the variables reduces the correlation coefficient because A) theZscores are ... (Read 28 times)

craiczarry

  • Hero Member
  • *****
  • Posts: 527
Low reliability of the variables reduces the correlation coefficient because
 
  A) theZscores are less likely to follow a normal curve.
  B) thecross-products of the Zscores are less likely to follow a normal curve.
  C) it adds random noise to the computations.
  D) it reduces random influences that would otherwise add to the overall variance.

Question 2

When __________ are summed, the result will always equal zero.
 
  Fill in the blanks with correct word



trog

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

C

Answer to Question 2

deviation scores



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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).

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

For a complete list of videos, visit our video library