Figure 13-5 -Refer to Figure 13-5.Which of the Following Can Be Inferred

question 423

Multiple Choice

Figure 13-5
-Refer to Figure 13-5.Which of the following can be inferred from the figure above?

• A) (i)and (ii)only
• B) (ii)and (iii)only
• C) (i)and (iii)only
• D) (ii)only

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Definitions:

Variance

A measure of the dispersion or spread of a set of data points around their mean (average) value, indicating how far the data points are from the mean.

Unbiased Estimator

A statistical estimator whose expected value is equal to the parameter it estimates, indicating it does not overestimate or underestimate the true value.

Population Parameter

A Population Parameter is a value that represents a characteristic of an entire population, such as its mean or standard deviation.

Sample Statistic

A numerical measure calculated from a set of data extracted from a larger population, used to estimate population parameters.