Statistic Versus Parameter

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

In a recent survey of 1503 adults in the United States, 53% said they use both a landline and a cell phone,

• parameter

• statistic

A school principal wants to see which subject the 845 students in his school liked best.
Which choice best represents a parameter?

• 700 of the 845 students prefer math.

• 100 of the 120 students surveyed prefer math.

• 845 students

• 120 students surveyed

What is a characteristic of a sample?

• parameter

• statistic

• categorical variable

• numerical variable

What is the difference between a statistic and the parameter it represents?

• sampling error

• sampling bias

• random sampling

• clustered sampling

Determine the statement whether it is true or false.

A parameter is a descriptive measure of population.

• TRUE

• FALSE

Determine the statement whether it is true or false.

The value of a parameter can be approximated and is not necessarily equal to the statistic of a sample.

• TRUE

• FALSE