A Sample to a Population
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Because its the group for which the idependent variable is help constand in a statistical study.
an approach to sampling that has the characteristics of being randomly selected and the use of probability theory to evaluate sample results. Whereas non-statistical sampling is therefore any sampling approach that does not have both of the characteristicss of statistical sampling. I hope this will help....
The statistical functions.
Because statistics tell us what the presents trends are now or were that can be projected into future.
As a business person when I focus on profit I must look on previous statistical data in order to have an idea on what happen in the previous years. Example on the Competition of the product: As a Business person I must look on my competitors and get statistical data to know I can complete with them and plan for the new strategy in order to win the market. Forecast: As a business person I have to have forecast on my future business, therefore I have to have proper data which will help me in providing good and accurate estimates. I have also to make sure that I maintain proper statistical data which will help me in managing my business properly.