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Basic statistical methods
N. M. Downie · Harper & Row
355 sayfa · 1959
Statistics / Statistical methods / Social sciences / Einfuhrung / Methods
The beetles of northeastern North America
N. M. Downie, Ross H. Arnett · Sandhill Crane Press
1720 sayfa · 1994
Beetles / Canada, Eastern / Nature/Ecology / Northeastern States
Fundamentals of measurement: techniques and practices
N. M. Downie · Oxford University Press
482 sayfa · 1967
Educational tests and measurements / Educational Measurement