Concept explainers
To find: the following statement is true.
Answer to Problem T7.1SPT
72% is a statistic and 56% is a parameter.
Explanation of Solution
A parameter is a descriptive measure for a population, where a statistic is a descriptive measure for a sample.
72% is a statistic; the reason is that the proportion is based on the study of 663 randomly selected voters.
56% is a parameter. The reason is that the proportion is based on ALL registered voters.
Hence, the correct option is (c)
Chapter 7 Solutions
PRACTICE OF STATISTICS F/AP EXAM
Additional Math Textbook Solutions
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