hypothesis/variables

• what are extraneous variables?


  any other factor in an experiment
• what is a confounding variable?

  any variable that is uncontrolled that is not the IV or DV
• what is null hypothesis?

  when there will be no difference or outcome is due to chance
• what is directional hypothesis?

  a hypothesis with one, clear outcome
• what is non directional hypothesis?

  a hypothesis with more than one outcome
• what does overt mean?

  behaviour that is observable
• what does covert mean?

  hidden or concealed behaviour
• what is another term for directional hypothesis?

  one tailed hypothesis
• what is another term for non-directional hypothesis?

  two tailed hypothesis