Define the term logistics

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  1. Define the term logistics
  2. Discuss logistical issues in research

 

  1. Explain the concept internal validity
  2. Discuss the following threats to internal validity and illustrate how a researcher can control each threat
  • History
  • Testing
  • Maturation
  • Statistical Regression
  1. Explain the concept internal validity
  2. Discuss the following threats to internal validity and illustrate how a researcher can control each threat
  • Instrumentation
  • Selection
  • Experimenter Bias
  • Mortality
  1. Define external validity
  2. Discuss the following threats to external validity and illustrate how a researcher can control each threat
  • Demand Characteristics
  • Hawthorne Effect
  • Order Effects
  • Treatment Interaction Effects

 

  1. Define the term ethics
  2. Discuss ethical issues in research
  1. Using relevant examples, Discuss the following:
  • Dependent and independent  variables
  • Extraneous variables
  • Confounded relationship
  1. Define the term hypothesis
  • Outline qualities of a good hypothesis
  1. Using relevant examples, briefly distinguish between the following:
  • Null and alternative hypothesis
  • Type 1 and type 11 errors
  1. Discuss the functions of hypothesis

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