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Methodes van onderzoek > Taak 5: Populaties, steekproeftrekking en steekproefgrootte > Flashcards

Taak 5: Populaties, steekproeftrekking en steekproefgrootte Flashcards

1
Q

Simple random sampling

Quantitative/qualitative?

A

Any individual equal probability being selected

Quantitative; probability

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2
Q

Systematic sampling

Quantitative/qualitative?

A

Every nth individual

Quantitative; probability

Variation simple random sampling

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3
Q

Stratified sampling

Quantitative/qualitative?

A

Divide population; next, random sampling

Quantitative; probability

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4
Q

Multistage cluster sampling

Quantitative/qualitative?

A

In stages

Quantitative; probability

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5
Q

Convencience sampling

Quantitative/qualitative?

A

Participants willing and available

Quantitative; non-probability

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6
Q

Snowball sampling

Quantitative/qualitative?

A

Ask participants to identify others

Quantitative; non-probability. Qualitative: after start data collection

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7
Q

Types of quantitative sampling strategies

2

A

Probability
Non-probability

Quantitative

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8
Q

Types of probability sampling

3+1

A

Simple random + systematic
Stratified
Multistage cluster

Quantitative

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9
Q

Types of non-probability sampling

2

A

Convenience
Snowball

Quantitative

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10
Q

Maximal variation sampling

Quantitative/qualitative?

A

Represent complexity. Different dimensions of characteristic

Qualitative; before data collection

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11
Q

Extreme case sampling

Quantitative/qualitative?

A

Outliers. Troublesome or enlightening

Qualitative; before data collection

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12
Q

Typical sampling

Quantitative/qualitative?

A

What is normal/typical?

Qualitative; before data collection

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13
Q

Theory or concept sampling

Quantitative/qualitative?

A

Help understand theory or concept

Qualitative; before data collection

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14
Q

Homogeneous sampling

Quantitative/qualitative?

A

Similar trait or characteristic

Qualitative; before data collection

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15
Q

Critical sampling

Quantitative/qualitative?

A

Central phenomenon in dramatic terms

Qualitative; before data collection

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16
Q

Opportunistic

Quantitative/qualitative?

A

After start data collection you may need new information

Qualitative; after start data collection

17
Q

Confirming or disconfirming sampling

Quantitative/qualitative?

A

Confirm or disconfirm preliminary findings

Qualitative; after start data collection

18
Q

Type I Error

A

Alpha: Onterecht verwerpen van de null. De null is juist.

Methodes van onderzoek (7 decks)

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