Suppose You Have a Statistic Such That, as the Sample

question 16

Multiple Choice

Suppose you have a statistic such that, as the sample size becomes larger, the probability that the statistic comes closer to the parameter it estimates does not increase. This statistic is estimator.

• A)not a consistent
• B)a biased
• C)an unbiased
• D)a consistent

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Definitions:

True Population Value

The actual value of a parameter (e.g., mean, proportion) for the entire population being studied, which research attempts to estimate.

Probability

A measure of the likelihood that an event will occur, represented numerically between 0 (impossible) and 1 (certain).

Reactivity

The phenomenon in which the presence of an observer or the awareness of being observed alters the behavior of those being observed.

Reliability

The consistency of a measure or instrument, such that it yields the same results under consistent conditions across multiple trials.