Author Question: In a prediction study, the standard error of estimate was equal to 6 . What percentage of the actual ... (Read 72 times)

mcmcdaniel

  • Hero Member
  • *****
  • Posts: 550
In a prediction study, the standard error of estimate was equal to 6 . What percentage of the actual Y scores will be within 6 points of the predicted Y scores?
 
  a. 16
  b. 50
  c. 68
  d. 95
  e. 99

Question 2

The standard error of estimate is equal to the standard deviation of Y scores when the
 
  a. correlation between X and Y = 0.
  b. correlation between X and Y = 1.0.
  c. mean on X is equal to the mean on Y.
  d. standard deviation of X is equal to the standard deviation of Y.
  e. distributions of X and Y are normal.



kaillie

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library