Research Methods Definitions

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What is an Opportunity Sample?
Using the people available at the time
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What is an advantage of Opportunity Sampling?
Quick and Convenient
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Whats is a disadvantage of Opportunity Sampling?
Can be biased and unrepresentative
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What is a Self-selected sample/ Volunteer sample?
The participants volunteer to take part in the study
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what is an advantage of a Self-selected sample/ volunteer sample?
Unbiased, quick and convinient
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What is a random sample?
Each member if the target population has an equal chance of being chosen
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What is an advantage of random sampling?
Unbiased and representative
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What is a disadvantage of random sampling?
Time consuming and can be expensive
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What is an experimental hypothesis?
A hypothesis for an experiment
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What is a research hypothesis?
A hypothesis for research other than experiments
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What is an alternate hypothesis?
It predicts that there will be a relationship between the IV and DV
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What is a null hypothesis?
It predicts that there will NOT be a relationship between the IV and the DV
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What is a one-tailed hypothesis?
It does not predict a direction for the relationship between the IV and the DV
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What does a two-tailed hypothesis do?
It predicts the direction of the relationship between the IV and Dv
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What does "operationalising variables" mean?
Making variables measurable
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What ethics do studies need to abide by?
Deception, Debrief, Right to withdraw, Informed consent, Protection form harm and Privacy (DDRIPP)
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What is an experiment?
A way of studying behaviour that manipulates variables
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What is a lab experiment?
The IV is manipulated in a controlled enviro
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Other cards in this set

Card 2

Front

What is an advantage of Opportunity Sampling?

Back

Quick and Convenient

Card 3

Front

Whats is a disadvantage of Opportunity Sampling?

Back

Preview of the front of card 3

Card 4

Front

What is a Self-selected sample/ Volunteer sample?

Back

Preview of the front of card 4

Card 5

Front

what is an advantage of a Self-selected sample/ volunteer sample?

Back

Preview of the front of card 5
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