friedman 4e chapter02 changed

friedman 4e chapter02 changed - Chapter 2: How is...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 2: How is Personality Studied and Assessed?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Subjective Assessment Measurement that relies on interpretation Weaknesses Different observers may make different judgments Strengths Complex phenomena may be examined and valuable  insight gained
Background image of page 2
Reliability (1) The consistency of scores that are  expected to be the same Test-retest reliability Measure of consistency over time
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Reliability (2) Internal consistency reliability Split-half reliability The correlation between two halves of a test Cronbach’s coefficient alpha The average of all possible split-half  correlations
Background image of page 4
Construct validity  The extent to which a test truly measures a  theoretical construct Convergent validity A measure is related to what it should be  related to Discriminant validity A measure is not  related to what it should  not  be related to  Validity (1)
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Validity (2) Criterion-related validity The measure can predict important outcome  criteria Content validity The measure contains items that represent  the entire domain of the theoretical construct
Background image of page 6
Item Selection Items should be clear and relatively simple Items should discriminate among test takers Items should be intercorrelated But not so highly that they are redundant The total score of the assessment should have a  normal distribution
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/24/2011 for the course PSYC 440 taught by Professor Elmore during the Spring '09 term at South Carolina.

Page1 / 24

friedman 4e chapter02 changed - Chapter 2: How is...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online