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

Author Question: Advanced topic: (XGM)2 A) equals the sum of squared deviations of scores from their group's mean. ... (Read 49 times)

APUS57

  • Hero Member
  • *****
  • Posts: 571
Advanced topic: (XGM)2
 
  A) equals the sum of squared deviations of scores from their group's mean.
  B) ignores the group a score is in.
  C) is always smaller than (XM)2.
  D) is used to determine the grand mean.

Question 2

The variance is equal to
 
  a. the standard deviation squared
  b. the square-root of the standard deviation
  c. twice the standard deviation
  d. 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

vish98

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

B

Answer to Question 2

a




APUS57

  • Member
  • Posts: 571
Reply 2 on: Jun 20, 2018
YES! Correct, THANKS for helping me on my review


raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

For a complete list of videos, visit our video library