Review 2 Flashcards

1
Q

Qn characteristics

A

Relationship between variables, hypothesized prediction of the expected outcome

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2
Q

What does an experimental design do?

A

Experimental test treatment, whether treatment influences the outcome

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3
Q

What are the different experimental designs?

A

True Experiment, Pre-experimental, Quasi-experimental

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4
Q

What does a non-experimental design do?

A

Does not test treatment, based no examining association between variables

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5
Q

What are the types of non-experimental designs?

A

Case-control, Longitudinal Study, Cohort, Stratified, Clustered Cross-sectional, Systematic

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6
Q

What does Longitudinal study do?

A

Over long-period of time, with same sample

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7
Q

What is Cluster sampling?

A

Divides population into groups

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8
Q

What is Stratified sampling?

A

Samples group from population

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9
Q

What is Cross Sectional?

A

Collection of data from one point in time

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10
Q

What is cohort?

A

Measures between two groups, where one is exposed, and the other is not

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11
Q

What is case-control?

A

Measures two groups, where exposure and outcome are collected at one point in time. Has already occured

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12
Q

What is Systematic?

A

Select from every x number of people in a population/group

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13
Q

What is true experiment?

A

explores impact of treatment and compares to control groups

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14
Q

What is pre-experimental?

A

There is no control group

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15
Q

What is quasi-experimental?

A

not randomly assigned treatment conditions, study the effect of treatment as the outcome

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16
Q

How are qn samples chosen?

A

power analysis. Through a statistical test, type 1 error (reject null), type 2 error (fail to reject null), software calculate right sample, smaller association needs a larger sample

17
Q

Types of quantitative research methods?

A

Self-reported survey, interviews, observations, secondary data

18
Q

What is self-reported?

A

Done by measure something that is being studied, scoring guide, has yes/no questions

19
Q

How is qn interview conducted?

A

Through a survey from someones, phone, online, and pre-defined questions are being asked

20
Q

What is observations?

A

measure and quanify a phenomenon, gathering numerical data

21
Q

Where is qn secondary data found?

A

From already existing documents , records, magazines, social media, journals