McIntyre Unit 1 Statistics Review

Determine whether the data set is a population or a sample.

1) The age of every fourth person entering a department store

• Sample

• Population

Determine whether the data set is a population or a sample.

The age of each employee at a local grocery store

• Sample

• Population

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

• Population: Magazine subscribers; Sample; Magazine subscribers who renew their subscription

• Population: Magazine subscribers who renew their subscription; Sample: Magazine subscribers

Determine whether the numerical value is a parameter or a statistic.

A recent survey by the alumni of a major university indicated that the average salary of 10,500 of its 200,000

graduates was $130,000.

• Statistic

• Parameter

Determine whether the numerical value is a parameter or a statistic.

The average salary of all assembly-line employees at a certain car manufacturer is $44,000.

• Parameter

• Statistic

Determine whether the numerical value is a parameter or a statistic.

A survey of 1040 students was taken from a university with 19,000 students.

• Statistic

• Parameter

Identify whether the statement describes inferential statistics or descriptive statistics.

The average age of the students in a statistics class is 20 years.

• descriptive statistics

• inferential statistics

Identify whether the statement describes inferential statistics or descriptive statistics.

The chances of winning the California Lottery are one chance in twenty-two million.

• descriptive statistics

• inferential statistics

Identify whether the statement describes inferential statistics or descriptive statistics.

From past figures, it is predicted that 31% of the registered voters in California will vote in the June primary.

• descriptive statistics

• inferential statistics

Determine whether the data are qualitative or quantitative.

the colors of automobiles on a used car lot

• qualitative

• quantitative