You collect the test scores of every other student in a class. Is this data set a population or sample?

In Exercises 11 and 12, determine whether the data are qualitative or quantitative, and determine the level of measurement of the data set.

The six top-earning states in 2019 by median household income are listed. (Source: U.S. Census Bureau)

1. Maryland 2. New Jersey 3. Hawaii

4. Massachusetts 5. Connecticut 6. Alaska

Which part of the survey described in Exercise 31 represents the descriptive branch of statistics? What conclusions might be drawn from the survey using inferential statistics?

Determine whether the data are qualitative or quantitative, and determine the level of measurement of the data set. Explain your reasoning.

The numbers of employees at fast-food restaurants in a city are listed.

20 11 6 31 17 23 12 18 40 22 13 8 18 14 37 32 25 27 25 18

Determine whether the survey question is biased. If the question is biased, suggest a better wording.

Do you agree that the town’s ban on skateboarding in parks is unfair?

A report shows the amount (in dollars) spent by each customer in a grocery store. Is this data set a population or sample?

46.5% of all registered voters in a country are registered democrats. Is this a parameter or a statistic?

A survey of 40 gym members from a large gym finds an average work out duration is 52 minutes. Is this a parameter or a statistic?

Which of the following is NOT quantitative data?