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There are many ways of categorising variables. One classification, used in statistics, is Nominal, Ordinal and Interval.
There are three types of variables tested: manipulated variables, controlled variables, and experimental variables.
As many types as variables are used to calculate the elasticity. Elasticity is simply a relationship between rates of change of variables in equations.
This question could be answered in a variety of ways. In statistics for the biological sciences we use scales of measurement for variable types. In this case there are 4 types of variables: nominal (aka categorical), ordinal, interval (aka scale), and ratio.
There are no reliable statistics on the incidence of maxillofacial trauma because there are so many types and many are not reported.
In statistics, regression analysis is a statistical process for estimating the relationships among variables. It includes many techniques for modeling and analyzing several variables, when the focus is on the relationship between a dependent variable and one or more independent variables.
There are many types of race cars and just as many different types of race car tracks. Too many variables to answer that question.
Consumer Reports is a book or journal that offers statistics regarding automobiles. Many magazines that feature cars also offer those types of statistics.
there r 3 types of variable in 'C' Integer Float Character
Ideally you control all variables except for the variable of interest.
A survey is one possibility if results are confidential.
An array is a data type that describes a collection of ordered variables and types of arrays include vector arrays and matrix arrays.