Parameter Versus Statistic

When interpreting the confidence interval, make sure that you are describing the 

• statistic

• parameter

A __________ gives an interval of plausible values for the _____________. 

• confidence interval, statistic

• point estimate, parameter

• point estimate, statistic

• confidence interval, parameter

The average annual salary for 35 of a company's 1200 accountants is $68,000.

• parameter

• statistic

In a survey of a sample of high school students, 43% said that their mother has taught them the most about managing money.

• parameter

• statistic

At a particular college, 78% of all students are receiving some kind of financial aid.The school newspaper selects a random sample of 100 students and 72% of the respondents say they are receiving some sort of financial aid. Which of the following is true?

•  78% is a population and 72% is a sample.

• 72% is a population and 78% is a sample

• 78% is a parameter and 72% is a statistic

• 72% is a parameter and 78% is a statistic

Sixty-two of the 97 passengers aboard the Hindenburg airship survived its explosion.

• parameter

• statistic

In a survey of a sample of computer users, 8% said their computer had a malfunction that needed to be repaired by a service technician.

• parameter

• statistic

In a recent year, the interest category for 12% of all new magazines was sports.

• parameter

• statistic

In  a recent year, the average math scores for all graduates on the ACT was 21.1.

• parameter

• statistic

Which choice best represents a statistic?

• The percentage of all townspeople who believe the mayor is doing a good job.

• The percentage of townspeople surveyed who believe the mayor is doing a good job.

• All townspeople.

• A random selection of 100 townspeople.