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Experimental Methods and Measures Flashcards

(21 cards)

1
Q

Quantitative Methods

A

Generate numerical data

  • produce numbers as results
  • categorized, ranked, or used to construct graphs and draw stat conclusions
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2
Q

Qualitative Methods

A

Produce results that are not numbers like words opinions, observations
-more open ended and exploratory

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3
Q

Mixed Methods Research

A

Quantitative and qualitative experiment

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4
Q

Objective measures

A

unbiased, fact-based

EX) height

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5
Q

Subjective Methods

A

Subject to opinion
-no wrong or right answer
EX) how comfortable do you feel right now?

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6
Q

Validity

A

the extent to which study’s results are both genuine and generalizable

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7
Q

Internal validity

A

draw causal conclusions

-minimize cofounding variables

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8
Q

External validity

A

Generalize results

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9
Q

Test validity

A
Tests what it intended to test
many types: 
-construct 
-content
-criterion
-predictive
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10
Q

Construct test validity

A

assesses construct designed to test

EX) if we wanted to see how athletic students are, but only use students who play chess

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11
Q

Content test validity

A

how well test covers full scope of content

EX) if a test wanted to test athletics, but only made people lift heavy objects. there is also endurance and flexibility

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12
Q

Criterion test validity

A

correlates with well-respected criterion (is it trusted?)

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13
Q

Predicted test validity

A

how well a test predicts later scores. it focuses on future events

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14
Q

Reliability

A

to extent to which study’s are consistent. if we were to do the study again, will we get a similar result?

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15
Q

Precision

A

the extent which measurements agree within an experiment

-data points

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16
Q

Accuracy

A

the extent to which measurements agree with standard value

17
Q

A reliable experiment produces…

A

Precise results

18
Q

A valid study produces….

A

accurate results

19
Q

Questionnaires

A

form of self-report

20
Q

Likert scale

A

a statement followed by a continuum of possible responses

21
Q

Self-reporting bias

A

social desirability bias- the tendency of respondents to answer in a way that makes them look good
Acquiescence bias- the tendency to answer “yes” when uncertain