Week 7: Quantitative Research Designs & Descriptive Statistical Methods Flashcards

1
Q

causality does not ….

A

equal causation

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2
Q

what are the three study designs

A

Experimental
Non experimental
Quiasi

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3
Q

what is the criteria for causality

A

Temporal
Relationship
No confounders

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4
Q

what type of statistics are used to describe and synthesize the data

A

descriptive statistics

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5
Q

percentages are ____

A

descriptive statistics

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6
Q

four levels of measurements

A

nominal
interval
ratio
ordinal

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7
Q

what is the lowest level of measurement

A

nominal measurement

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8
Q

what type of level of measurement involves signing numbers to classify characteristics into categories

A

nominal

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9
Q

example of nominal

A

married = 1

not married = 2

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10
Q

ordinal measurement is _____

A

sorting people based on their relative ranking on an attribute

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11
Q

Attributes are ordered according to some criterion.

A

ordinal measurement

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12
Q

what type of measurement captures not only equivalence but also relative rank

A

ordinal measurement

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13
Q

what does ordinal measurement not do

A

does not, however, tell us anything about how much greater one level is than another

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14
Q

when researchers can assume equivalent distance between rank-ordering on an attribute it is __

A

interval measurement

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15
Q

an example of interval measurement is ___

A

fahren height temp scale

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16
Q

what type of measurement is the body mass index

17
Q

number of fast food restaurants within a mile of the veterans’ house (0-1, 1-4) is what type of level of measurement

18
Q

mutually exclusive categories / groups =

19
Q

ranked groups =

20
Q

equal numerical distance between points on a scale =

21
Q

interval level data which has a true zero =

22
Q

the most frequent value is also known as

23
Q

the midpoint is also known as

24
Q

the average is also known as

25
in what type of studies do researchers uses interventions to bring about desired effect
experimental and quasi experimental
26
an experiment is also called
randomized control trial (RCT)
27
an experiment is characterized by three properties which are:
1. manipulation 2. control 3. randomization