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difference
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Difference threshold
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Sexual Dimorphism
Sexual Dimorphism Sexual dimorphism is the presence of nongenital physical differences between males and females of the same species. These differences may be in coloration, body size, or physical structures, and can be quite striking. Male and female mallard ducks ( ... Read more |
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Shorthorn cattle
Shorthorn cattle breed of beef cattle developed from the native cattle of the Tees valley in NE England; formerly called Durham cattle. Systematic breeding of Shorthorns began in the latter part of the 18th cent. First imported to the United States in 1783, they are now found in every part of the... Read more |
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allotropy
allotropy [Gr.,=other form]. A chemical element is said to exhibit allotropy when it occurs in two or more forms in the same physical state; the forms are called allotropes. Allotropes generally differ in physical properties such as color and hardness; they may also differ in molecular structure or... Read more |
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Needs
Needs BIBLIOGRAPHY Human needs are advocated, rejected, or problematized by different groups of scholars. This essay deals only with the first group. For surveys of “rejectors” and Read more |
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sex
sex term used to refer both to the two groups distinguished as males and females, and to the anatomical and physiological characteristics associated with maleness and femaleness. Sex relates to the type of reproduction in which specialized reproductive cells (gametes) form and, when united by ... Read more |
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Sample Surveys
Sample SurveysI. The FieldW. Edwards DemingRegression estimatorsBIBLIOGRAPHYII. Nonprobability SamplingAlan StuartBIBLIOGRAPHYThere is hardly any part of statistics that does not interact in some way with the theory or the practice of sample surveys. The differences between the study of sample... Read more |
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