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Video Clips

• Null and Alternative Hypotheses 
  Discussion of hypothesis testing with examples.

• One-Tailed and Two-Tailed Tests 
  Discussion of each type of test with examples.

• Types of Research Designs 
  Different types of experiments and where they are most useful.

Audio Clips

• The Science of Clinical Psychology 
  A group of practitioners suggests a new accreditation system for clinical psychological research training programs.

• The Psychology of Prices 
  Psychological tricks that retailers use to try to get you to pay more than you might want to.