GCSE Psychology, Research Methods.

Planning, Doing, Analysing and Interpreting data..

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1. What is a null hypothesis?

  • A prediction
  • A prediction that the results will show no change
  • A prediction that the results will show change
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2. A researcher manipulates this..

  • extraneous variable
  • independent variable
  • dependent variable

3. they manipulate this to find the..

  • Dependent variable
  • Independent variable

4. Picking random people to sample is..

  • Opportunity Sampling
  • Random Sampling

5. Covert observation is when..

  • The observer participates in the activity
  • The participants are not aware they are being observed
  • The participants are aware they are being observed
  • The observer does not participate in activty
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Comments

katie

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I thought an oppurtunity sample can be biased, therefore a random rample would be random sampling

katie

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I thought an oppurtunity sample can be biased, therefore a random rample would be random sampling

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Random sampling is random, opportunity sampling is using people available... that's what i thought anyway

superjt1998

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I think you're right Katie

inderjit singh

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you are all right

AlleyCat54

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I believe that the answer was thought out in this way: opportunity sampling is when whoever volunteers is chosen to take part whilst random sampling is when anyone is used (e.g. when in a natural setting you can't ask people to participate or results are affected).

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