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research Flashcards

0
Q

Kappa coefficient

A

Inter rater reliability

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1
Q

Treatment design least influenced by history

A

Abab

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2
Q

Behavior contrast

A

Skinner

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3
Q

Standard error of measurement

A

0 to SDx

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4
Q

Validity coefficient

A

-1 to +1

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5
Q

Range of standard error

A

0 to SDY standard deviation of the criterion

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6
Q

Incremental validity

A

Include the variables base rate . Selection ratio. Criterion validity

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7
Q

T score mean

A

Is 50 with a standard deviation of ten

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8
Q

Z score of

A

+1 means that it is 1 SD above the mean.. Equivalent to t score of 60. And a percentile rank of. 84

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9
Q

Idiographic

A

Single subject research

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10
Q

Nomothetic

A

Group approaches research

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11
Q

Retest of an extreme high score

A

Will generally go down

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12
Q

Hawthorne effect

A

s a type of reactivity in which individuals improve an aspect of their behavior in response to their awareness of being observed.

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13
Q

Rosenthal effect

A

the phenomenon whereby the greater the expectation placed upon people, the better they perform

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14
Q

Zeigargez effect

A

the psychological tendency to remember an uncompleted task rather than a completed one

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15
Q

Pearson r

A

Interval or ratio variable

16
Q

Sherman rho

A

Rank variables

17
Q

Biserial

A

Interval or ratio or dichotomy

18
Q

Eta

A

Both variables are measured on a linear scale

19
Q

Type 1 error

A

A true null hypothesis is rejected

20
Q

Type ii error

A

When a false null hypothesis is retainef

21
Q

External validity

A

Degree to a studies results can be generalized . Reactivity is when people react differently because they are part of a study

22
Q

Random error

A

unpredictable error

23
Q

Alpha

A

Level of significance. It is at. 01 or. 05

24
Q

Cross validating

A

Calculating then in a new study group

25
Q

Moderator variable

A

Affects the strength of the relationshi bet variables

26
Q

Mediator variable

A

Explain our account for the relationship between variables

27
Q

Systematic error

A

Predictable error . Extraneous variables. Confounding variables

28
Q

Cluster analysis

A

Used to group people outer objects into a smaller number of mutuallu exclusive and exhaustive subgroups

29
Q

Force field analysis lewim

A

involves the stages unfreezing changing and refreezing

30
Q

dna

A

affects memory and

eppp (9 decks)

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