Papers presented at farm management statistical clinic, University of Illinois, September 10 and 11, 1941, Issue 1839
Agricultural Experiment Station, Dept. of Agricultural Economics, University of Illinois, 1942 - Business & Economics - 63 pages
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and 11 191
Paired and Group Observations Contrasted Wylie D Goodsell
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accuracy acres agricultural economics amount spent yearly analysis analysis of variance arithmetic mean average farms average rate earned basis budget buildings bushels calculated character classification comparison computed cost crop land crop yields difference discussion earned on investment enumerated estimate F.A. farms F.S.A. farms farm account farm business farm management data farm management research farm management workers farmers farming-type areas farms earned farms operated farmstead field of farm formula grain farms group of farms hog farms horse farms increasing indicates individual farm inherent productivity Iowa State College labor income Land Class large number livestock measure moan Northern Livingston County number of farms number of sampling percent population mean problem Professor random sample records relationship reliability sample mean sample needed sampling error sampling unit selected Soil Class standard deviation standard error statistical stratification stratified sample Table tion Total township tractor farms upkeep variance variation weighted yield index