Part I. Introduction. Introduction to Educational Research ; Quantitative, Qualitative, and Mixed Research ; Action Research for Lifelong Learning -- Part II. Planning the Research Study. How to Review the Literature and Develop Research Questions ; How to Write a Research Proposal ; Research Ethics -- Part III. Foundations of Research. Standardized Measurement and Assessment ; Methods of Data Collection in Quantitative, Qualitative, and Mixed Research ; How to Construct a Questionnaire ; Sampling in Quantitative, Qualitative, and Mixed Research ; Validity of Research Results in Quantitative, Qualitative, and Mixed Research -- Part IV. Selecting a Research Method. Section A. Quantitative Research Methods: Five Major Approaches ; Experimental Research: Weak and Strong Designs ; Experimental research: Quasi and Single-Case Designs ; Nonexperimental Quantitative Research. Section B. Qualitative Research Methods: Five Major Approaches ; Narrative inquiry and case study research ; Phenomenology, Ethnography, and Grounded Theory. Section C. Mixed Methods Research: Many approaches ; Mixed Research -- Part V. Analyzing the Data. Descriptive Statistics ; Inferential Statistics ; Data Analysis in Qualitative and Mixed Research -- Part VI. Writing the Research Report ; How to Prepare a Research Report and Use APA Style Guidelines ; Appendix: Citations for Journal Articles Noted in the Margins.