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In descriptive statistics, the range of a set of data is size of the narrowest interval which contains all the data. It is calculated as the difference between the largest and smallest values (also known as the sample maximum and minimum ). [ 1] It is expressed in the same units as the data. The range provides an indication of statistical ...
Date and age range definitions. Western fertility rates, 1960–1980. Generation X is the demographic cohort following the post–World War II baby-boom, representing a generational change from the baby boomers. Many researchers and demographers use dates that correspond to the fertility-patterns in the population.
Generation Z (often shortened to Gen Z), also known as Zoomers, [1] [2] [3] is the demographic cohort succeeding Millennials and preceding Generation Alpha.Researchers and popular media use the mid-to-late 1990s as starting birth years and the early 2010s as ending birth years, with the generation most frequently being defined as people born from 1997 to 2012.
SPSS Statistics is a statistical software suite developed by IBM for data management, advanced analytics, multivariate analysis, business intelligence, and criminal investigation. Long produced by SPSS Inc., it was acquired by IBM in 2009. Versions of the software released since 2015 have the brand name IBM SPSS Statistics .
Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS. It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA). Excel forms part of the Microsoft 365 suite of software.
Unlike a probability, a probability density function can take on values greater than one; for example, the continuous uniform distribution on the interval [0, 1/2] has probability density f(x) = 2 for 0 ≤ x ≤ 1/2 and f(x) = 0 elsewhere. The standard normal distribution has probability density. If a random variable X is given and its ...
The crack epidemic was a surge of crack cocaine use in major cities across the United States throughout the entirety of the 1980s and the early 1990s. [ 1][ 2] This resulted in a number of social consequences, such as increasing crime and violence in American inner city neighborhoods, a resulting backlash in the form of tough on crime policies ...
Dow Jones-UBS Commodity IndexSM. Fact Sheet. Stated Objective. The. Dow Jones-UBS Commodity IndexSM aims to provide broadly diversified representation of commodity markets as an asset class. Key Features. — The index is made up of exchange-traded futures on physical commodities. — The index represents 19 commodities, which are weighted to ...