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Psychology > Unit 2 Vocabulary (Statistics) > Flashcards

Unit 2 Vocabulary (Statistics) Flashcards

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1
Q

Case study

A

Generalize specific information gathered (from person or group)

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2
Q

Control group

A

Group with no variable: benchmark

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3
Q

Correlation coefficient

A

Number measuring strength is association

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4
Q

Correlation research

A

How two variables relate

NOT cause and effect

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5
Q

Dependent variable

A

Variable that’s influenced by the other

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6
Q

Descriptive statistics

A

Easier was to see data

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7
Q

Double blind study

A

Participants and experimenters unaware of who has treatment

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8
Q

Experiment

A

Researcher manipulates to get effects

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9
Q

Experimental group

A

The ones getting treatment

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10
Q

Hypothesis

A

“If… then…” statement (cause and effect)

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11
Q

Independent variable

A

Variable that influences the other

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12
Q

Inferential statistics

A

Infer from sample about population

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13
Q

Informal consent

A

Permission despite knowing all risks

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14
Q

Mean

A

Average of all the data

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15
Q

Median

A

Middle of data

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16
Q

Mode

A

Number that comes up the most

17
Q

Naturalistic observation

A

Participants observed without knowing

18
Q

Normal distribution

A

Continuous probability distribution

19
Q

Operational definition

A

How will you measure variables

20
Q

Population

A

The inhabitants of a particular area

21
Q

Placebo (and placebo effect)

A

Harmless meds

22
Q

Random assignment

A

Random assignment to different groups

23
Q

Range

A

Subtract low from high

24
Q

Replication

A

Do it again and again

25
Q

Sample

A

Representative of the whole

26
Q

Scientific method

A

Systematic way of experimenting

27
Q

Statistics

A

Collecting and analyzing numerical data

28
Q

Survey

A

Questioning representative sample

29
Q

Theory

A

“I believe that…” with proof

30
Q

Variables

A

Parts of experiment that change (either bc of experiment or manipulation)

31
Q

Statistical significance

A

A significant number

Psychology (12 decks)

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