Conquest of the physical universe Por Hubbard, L. Ron 1911-1986

Understanding statistics in the behavioral sciences Por Pagano, Robert R.

Understanding statistics in the behavioral sciences Por Pagano, Robert R.

Research methods and statistics in psychology Por Coolican, Hugh

Essentials of psychological testing Por Urbina, Susana 1946-

Statistics for the behavioral sciences Por Thorne, B. Michael 1942-, Giesen, J. Martin

Improving the accuracy of item response theory parameter estimates through simultaneous estimation and incorporation of ancillary variables Por De La Torre, Jimmy

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Research methods and statistics a critical thinking approach Por Jackson, Sherri L. 1962-

Data analysis and interpretation in the behavioral sciences Por Zechmeister, Eugene B. 1944-

Research methods and statistics a critical thinking approach Por Jackson, Sherri L. 1962-