Which of the Following Statements Applies to a Point Estimate

question 9

Multiple Choice

Which of the following statements applies to a point estimate?

• A)The point estimate is a parameter.
• B)The point estimate will tend to be accurate if the sample size exceeds 30 for non-normal populations.
• C)The point estimate is subject to sampling error and will almost always be different than the population value.
• D)The point estimate is needed to determine the required sample size when estimating the population mean.

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Definitions:

Participant Effects

The influence that the presence of participants in research may have on the results, due to their behaviors, attitudes, or responses being affected by knowing they are being studied.

Confederates

In experimental psychology, individuals who seem to be participants but are actually part of the research team, used to manipulate social interactions as part of the experiment.

Experimental Group

In an experiment, this group is exposed to the variable being tested, contrasting with the control group, which is not exposed to the variable.

Independent Variable

In experimental and research settings, the variable that is manipulated to observe its effects on a dependent variable.