Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

30 Cards in this Set

  • Front
  • Back
What is a hypothesis?
A statment of a test, not a question.
What is a null hypothesis?
a negative statement of your hyposthesis.
What is an alternative hypothesis?
Used when a non-experimental form is used.
What is an extraneous variable?
an independent external influence - lighting
noise etc.
What is a case study?
Indepth study of 1 person to determine why they behave in a certain way.
What in particular do case studies look at?
What is a social survey?
What are psychometric tests?
Measure characteristics
What is a longitudianal study?
A detailed study of a group of people over a long period of time.
What does a longitudinal study measure?
What is cross-sectional study?
'Matched' subjects from similar backgrounds studying developement.
What is a similar study to cross-sectional?
What are correlation studies?
Relationship between 2 sets of numbers or data.
Data may rise or be opposite.
Dependent Variable
DV - Experimenter measures.
What research method establishes cause and effect?
Independent Variable
IV - Experimenter manipulates.
What is a one-tailed hypothesis?
Makes a specific prediction of how one vairable effects another.
What is a two-tailed hypothesis?
More general prediction which states one vairable affets another but does not say precisely how.
Experimental - Independent Subjects Design -
2 groups treated differently the compared.
What is the population of the study?
Who the subjects may be said to represent.
Matched pairs design -
Subjects matched in pairs then allocated one to each group.
What is the problem with matched pairs design?
Matching the pairs.
What is Repeated Measures Design?
Selected subjects participate in both conditions/experiments.
What are the problems with repeated measures design?
Practice and
What are confounding variables?
Confound - fail to distinguish, i.e. age, gender, body type etc.
What are Extraneous Variables?
Variables which are not being studied or that may affect the DV.
Demand Characteristics -
Subjects will behave differently when they know they are being observed.
Single blind -
Subject does not know if they are in control group or experiment group.
Double blind -
3rd party used to carry out the experiment so experimenter does not give game away.
Another name for an experimental hypothesis -
Operational hypothesis - the one upon which the psychologist operates.