Which of the following is most likely a parameter as opposed to a statistic?
A)The average score of the first five students completing an assignment.
B)The proportion of females registered to vote in a county.
C)The average height of people randomly selected from a database.
D)The proportion of trucks stopped yesterday that were cited for bad brakes.

Question

Quizplus · Accepted Answer

Parameters are values that summarize data for an entire population, while statistics summarize data from a sample. The proportion of females registered to vote in a county refers to a characteristic of an entire population (all registered voters in the county), making it a parameter. Choices A, C, and D refer to samples (first five students, people randomly selected, trucks stopped yesterday), making them statistics.

Which of the Following Is Most Likely a Parameter as Opposed