Ch. 3 stats

Card Set Information

Author:
mmb65
ID:
33816
Filename:
Ch. 3 stats
Updated:
2010-09-10 10:28:29
Tags:
PSYC
Folders:

Description:
definitions from chapter 3
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user mmb65 on FreezingBlue Flashcards. What would you like to do?


  1. central tendency
    the statistical measure to determine a single score that defines the center of a distribution
  2. mean
    the sum of scores divided by the number of scores
  3. characteristics of the mean (change the mean)
    • - changing a score
    • - introducing a new score or removing a score
    • - adding or subtracting a constant from each score
    • - multiplying or dividing each score by a constant
  4. median
    the midpoint of the scores listed from lowest to highest
  5. mode
    the score with the greatest frequesncy
  6. when to use the median
    • - extreme scores or skewed distributions
    • -undetermined values
    • - open-ended distributions
    • - ordinal scale
  7. when to use the mode
    • - nominal scales
    • - discrete variables
    • - describing shape

What would you like to do?

Home > Flashcards > Print Preview