In Sampling,what Is a Parameter

question 56

Multiple Choice

In sampling,what is a parameter?

• A)It is a nonprobability sample type for which a researcher identifies subgroups within a population of interest and then selects some predetermined number of elements from within each subgroup.
• B)It is the extent to which a sample represents its population on a particular element.
• C)It is a nonprobability sample type for which a researcher gathers data from the elements that happen to be convenient.
• D)It is the actual characteristics of a population on any given variable; determined by measuring all elements in a population.
• E)It is the principle that all elements in a researcher's target population have an equal chance of being selected for inclusion in the study.

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Definitions:

Initial Margin

The portion of the purchase price that an investor must deposit as collateral when buying on margin, to cover credit risk.

Rate of Return

The financial gain or loss encountered on an investment throughout a set period, calculated as a percentage of the investment’s initial outlay.

Bid-Asked Spread

The difference between the highest price a buyer is willing to pay (bid) and the lowest price a seller is willing to accept (ask) for an asset.