Answer: a. Statistic because the value is a numerical measurement describing a characteristic of a sample.
Step-by-step explanation:
Given : A sample of students is selected and it is found that 25 % own a television.
A parameter is a measure that is evaluated from the whole population like population mean , population proportion , so it represents the entire population where as a statistic is a measure evaluated from a sample taken from population, so statistic represents the sample.
Since , 25% represents the proportion of students own a television in the sample.
∴ 25% represents the statistic.
Hence, the correct answer is
a. Statistic because the value is a numerical measurement describing a characteristic of a sample.