Variability:
The difference among scores. The variability of scores in a sample is known as the standard deviation.
Variable:
A quantity with an assigned value that may change during research.
Variability- since the human involvement of service provision means that no two services will be completely identical.
variability
one of the four characteristics (with inseparability, intangibility and perishability) which distinguish a service, ...
service variability
see variability
service-firm-sponsored retail franchisin ...
Variability
The differences in the measurement of variables, thus the differences between sample and population values or among samples drawn from the same population.
There is no substitute for thoroughly understanding your product costs and the variability of those costs - that means the resources used to create, produce and market your product.
Services Characteristics - the features of services that distinguish them from tangible products; these are intangibility, variability, inseparability and perishability. See Inseparability; Intangibility; Perishability; Variability.
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 See also: Market, Product, Marketing, Service, Strategy
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