Define the term logistics

  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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