Mills Chapter 05

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  • 1. 5-1 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Action Research Geoffrey E. Mills Fifth Edition © 2014, 2011, 2007, 2003, 2000 Pearson Education, Inc. All rights reserved. A Guide for the Teacher Researcher
  • 2. 5-2 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Chapter 5 Data Collection Considerations
  • 3. 5-3 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Validity  Degree to which data collection methods measure what they are supposed to measure
  • 4. 5-4 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Quantitative Research  Internal validity  degree to which observed differences on the dependent variable are a direct result of manipulation of the independent variable, not some other variable (experimental research)  External validity  degree to which study results are applicable to groups and environments outside the research setting
  • 5. 5-5 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Qualitative Research  Measure of trustworthiness  Measure of understanding
  • 6. 5-6 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Guba’s Validity Criteria  Credibility  degree to which findings are believable  Transferability  degree to which results apply in other contexts  Dependability  stability/quality of data  Confirmability  neutrality/objectivity of data
  • 7. 5-7 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Wolcott’s Strategies  Talk little, listen a lot  Record accurately  Begin writing early  Let readers “see” for themselves  Report fully  Be candid  Seek feedback  Write accurately
  • 8. 5-8 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Reliability  Degree to which a test consistently measures whatever it measures  expressed numerically, usually as coefficient  high coefficient (near 1.00) indicates high reliability  no test is perfectly reliable
  • 9. 5-9 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Reliability in Qualitative Action Research  Degree to which data would be consistently collected  same techniques utilized repeatedly  same techniques used by different researchers
  • 10. 5-10 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Reliability and Validity  A valid test is always reliable  it will measure what it purports to measure consistently over time  A reliable test is not always valid  it will consistently measure the wrong thing!
  • 11. 5-11 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Generalizability  Degree to which behavior of one group can be used to explain the behavior of a wider group  Generalizability is not the goal of action research. Instead, it is to:  understand what is happening in your school or classroom  determine how to improve things in that context
  • 12. 5-12 Mills Action Research: A Guide for the Teacher Researcher, 5e © 2014 Pearson Education, Inc. All rights reserved. Confronting Personal Bias  Conduct research in a systematic, disciplined manner  Develop a list of propositions about the findings