Predicts there will be no difference between the groups being studied (no trend)
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What as an alternate hypothesis?
There will be a differnence between the groups (a trend)
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What can alternate hypothesis be?
One-tailed or two-tailed
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What is a one-tailed hypothesis?
They predict the direction of the outcome or trend you expect to see.
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What is a two-tailed hypothesis?
Predicition states that the the trend or outcome could go in nore than one direction.
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What are the strengths and weaknesses of a random sample?
Strength:It is a less biased sample because noone has a higher or lower chance of being selected. Weakness:Difficult to do a truly random sample if target population is to big.
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What are the strengths and weaknesses of oppurtunity sampling?
Strength:Easy, time and cost effective as you simply use people you have access to. Weakness:unrepresentative as people you have access to are likely to be very similar.
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What ethics do we have to consider when carrying out psychological research?
Right to withdraw: they can leave at any time and take their data. Protection of participant:Leave study in same state entered. Informed consent:fully informed about the study only when they agree they participate. Confidentiality:identity protected
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What is event sampling?(observation)
Watch everyone and only record specific types of behaviour/actions.
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What is point sampling?(observation)
Watch everything that one or two people do.
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What is time sampling?(observation0
Watching everything someone does in a set time frame.
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What is the difference between a naturalistic and controlled observation?
Naturalistic: watching people in there natural enviroment. Controlled:In enviroments like laboratories.
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Other cards in this set
Card 2
Front
What as an alternate hypothesis?
Back
There will be a differnence between the groups (a trend)
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