Hypotheses

• What is a directional hypothesis also known as?

  One-tailed hypothesis
• What does a directional hypothesis specify?

  The anticipated difference between two groups
• Give an example of a directional hypothesis.

  Women are smarter than men
• What is a non-directional hypothesis also known as?

  Two-tailed hypothesis
• What does a non-directional hypothesis state?

  There is a difference between two groups
• How does a non-directional hypothesis differ from a directional hypothesis?

  A non-directional hypothesis does not specify the nature of the difference