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Developing an Experiment. Testing Preparation. Understand the users’ needs Determine the purpose of the test Staff the test team Set up the test environment Develop a test plan Select participants Prepare the test materials Conduct a pilot test. Experiment.

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Presentation Transcript
testing preparation
Testing Preparation
  • Understand the users’ needs
  • Determine the purpose of the test
  • Staff the test team
  • Set up the test environment
  • Develop a test plan
  • Select participants
  • Prepare the test materials
  • Conduct a pilot test
experiment
Experiment
  • Select relevant variables for testing.
  • Specify the levels of treatment.
  • Control the environmental and extraneous factors.
  • Choose an experimental design suited to the hypothesis.
  • Select and assign subjects to groups (demographics).
  • Pilot-test, revise, and conduct the final test.
  • Analyze the data.
market testing
Market Testing
  • Will someone purchase your device?
  • How user friendly is the device?
surveys
Surveys
  • Demographics
  • Wording of questions
  • Using the Likert Scale
  • Statistical analysis
  • Set criteria before testing
  • Error analysis
case studies
Case Studies
  • Single sampling
  • Detailed analysis
  • Unforeseen factors
  • Representative of population?
product testing
Product Testing
  • Standard operating conditions
  • Changes in environment (extreme heat, extreme cold, or water)
  • Test to failure
  • Critical stress
  • Surges
  • Fail safe
  • Safety warnings
  • Malfunction alert system
product testing8
Product Testing
  • Government regulations (FCC for wireless)
  • After use disposal
  • Life expectancy
  • Proper maintenance / improper maintenance
  • “Dummy” proof
  • Product liability possibilities
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