The Department of Motor Vehicles reports that 32% of all vehicles registered in a state are made by a Japanese or a European automaker. The number 32% is best described as

A. a sample proportion.

B. a statistic.

C. a parameter.

Answer: C. a parameter.

Step-by-step explanation:

In statistics, a parameter is a measure (such as population mean, population proportion ...) generated from the entire population. A statistics is also a measure (such as sample mean, sample standard deviation, sample proportion, ...) but generated from the sample taken from population.

Given : The Department of Motor Vehicles reports that 32% of all vehicles registered in a state are made by a Japanese or a European automaker.

Here, Department as considered the entire population of vehicles registered in a state are made by a Japanese or a European automaker to find the proportion.

Thus, 32% = Population proportion of vehicles registered in a state are made by a Japanese or a European automaker

So, The number 32% is best described as a parameter.

Hence, the correct answer is C. a parameter.