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Homogeneity and heterogeneity; only ' b ' is homogeneous Homogeneity and heterogeneity are concepts relating to the uniformity of a substance, process or image.A homogeneous feature is uniform in composition or character (i.e., color, shape, size, weight, height, distribution, texture, language, income, disease, temperature, radioactivity, architectural design, etc.); one that is heterogeneous ...
In statistics, homogeneity and its opposite, heterogeneity, arise in describing the properties of a dataset, or several datasets. They relate to the validity of the often convenient assumption that the statistical properties of any one part of an overall dataset are the same as any other part.
Under this condition, even heterogeneous preferences can be represented by a single aggregate agent simply by summing over individual demand to market demand. However, some questions in economic theory cannot be accurately addressed without considering differences across agents, requiring a heterogeneous agent model.
Among the Spanish population as a whole, Spanish is spoken by 98.9%, and 23.3% speak Catalan/Valencian (17.5% speak Catalan and 5.8% speak Valencian), 6.2% speak Galician and 3,0% speak Basque. [23] Valencian and Catalan are regarded by most linguists and the European Union as the same language.
Heteroscedasticity often occurs when there is a large difference among the sizes of the observations. A classic example of heteroscedasticity is that of income versus expenditure on meals. A wealthy person may eat inexpensive food sometimes and expensive food at other times. A poor person will almost always eat inexpensive food.
Learn the difference between a Hispanic, Latino, and Spanish person. Hispanic describes a Spanish-speaking person while Latino is for people from Latin America.
A genetic or allelic heterogeneous condition is one where the same disease or condition can be caused, or contributed to, by varying different genes or alleles. In clinical trials and statistics the concepts of homogeneous and heterogeneous populations is important. The same applies for epidemiology. [citation needed]
It's a question that I think leaves most of us scratching our heads -- what exactly is the distinction between being Latino, Hispanic or Spanish? There's a difference, of course, between ethnicity ...