Hypotheses Flashcards
What is an alternative hypothesis?
Any hypothesis except the bull hypothesis
What is a directional hypothesis?
States the direction of the predicted difference between two conditions
What is an example of a directional hypothesis?
People who do homework without the tv on produce better results than those who do homework with the tv on
What is a non-directional hypothesis?
Predicts there is a difference between two conditions, without stating the direction
What is an example of a non directional hypothesis?
People who do homework with the tv on produce different results from those who do homework with no tv on
What is an experimental hypothesis?
Describes the alternative hypothesis in an experiment
What is a pilot study?
A small scale trial run to test any aspects of the design