Question

guided practice
in a study of working professionals, it was found that 28% were underemployed. determine whether the given value is a statistic or a parameter.
a. the value is a parameter because it describes a characteristic of a sample.
b. the value is a parameter because it describes a characteristic of a population.
c. the value is a statistic because it describes a characteristic of a population.
d. the value is a statistic because it describes a characteristic of a sample.
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Explanation:

A statistic is a characteristic of a sample, while a parameter is a characteristic of a population. Since the 28% is from a study (a sample) of working professionals, it is a statistic.

Answer:

D. The value is a statistic because it describes a characteristic of a sample.