Ch. 3 Flashcards
reliability
consistency of measurement
alternate-form reliability
similarity of scores on tests that are similiar but NOT identical
internal consistency reliability
are the individual test questions reliable
validity
how well does it measure what it is supposed to measure?
content validity
whether a measure adequately samples the domain of interest
criterion validity
etent to which measure is associated with another measurement
concurrent validity
both variables are measured at the same point in time
predictive validity
ability of measure to predict another measure at some future point in time
construct
an inferred attribute or abstract concept
how does one measure construct validity
look at wide variety of data from multiple sources
how is construct validity different from criterion validity
in criterion validity test is evaluated against just one other piece of data
When was the first DSM published
1952
what were the 2 major innovations that were introduced in the DSM III
- specific diagnostic criteria are spelled out precisely
- characteristics of each diagnosis are described much more extensively
what were major changes made in the DSM IV
- more focus on cultural issues
- multi-axial system
what is the purpose of the multiaxial classification system
forces the diagnostician to consider a broad range of info
What were the 5 axises in DSM IV
I - clinical disorders II - personality/developmental disorders III -revelant physical disorder IV - psychosocial/environmental problems V - global assessment of functioning
How many axises does DSM V use
2