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Statistical methods in education and psychology
Albert K. Kurtz, Samuel T. Mayo
Bok Engelsk 1979
Workbook for statistical methods in education and psychology
Kurtz, Albert K.
Bok Engelsk 1978
Statistical dictionary of terms and symbols
by Albert K. Kurtz and Harold A. Edgerton...
Bok Engelsk 1967
Statistical dictionary of terms and symbols
by Albert K. Kurtz and Harold A. Edgerton...
Bok Engelsk 1939