Search Results - "Experimental design."

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  1. 81

    Educational research : quantitative, qualitative, and mixed approaches / by R. Johnson, Burke

    Published 2020
    Subjects:
    Book
  2. 82
  3. 83

    Experimental methodology / by Christensen, Larry B.

    Published 1977
    Subjects:
    Book
  4. 84
  5. 85