Statistics Assignment 1.2 Data Types

Suppose we collected some information about a group of college students. The ethnicity of each student is what type of variable?

• Nominal

• Numerical (or Quantitative) variable

• Continuous variable

• Discrete variable

Suppose we collected some information about a group of college students. The number of colleges they applied to when they were in high school is what type of variable?

• Quantitative (or Numerical) variable

• Categorical variable

• Ordinal variable

• Nominal

Suppose we collected some information about a group of college students. Each student was asked, "Did you play sports in high school?" and their responses were recorded as "1" for YES and "0" for NO. What type is this variable?

• Categorical

• Continuous variable

• Ordinal variable

• Discrete variable

What type of variable are the following: • Spice level of salsa at a restaurant (mild, medium, spicy).

• Ordinal

• Nominal

• Discrete

• Continuous

What type of variable are the following: • Length (in seconds) of each song on a Michael Jackson album. •

• Ordinal

• Nominal

• Discrete

• Continuous

What type of variable are the following:• Genres of the books on the New York Times bestsellers list.

• Ordinal

• Nominal

• Discrete

• Continuous

What type of variable are the following: • Height of children in a kindergarten class.

• Ordinal

• Nominal

• Discrete

• Continuous

How could we convert the variable mileage (below) into an ordinal variable?

• By grouping mileage into categories such as 'Low', 'Medium', and 'High' mileage.

• By converting mileage into a continuous variable.

• By assigning random numbers to mileage values.

• By using mileage as a unique identifier for each observation.

Small, medium or large size drink at a fast-food restaurant

• Nominaal

• Ordinal

• Discrete

• Continuous

Number of children a married couple wants to have

• Nominaal

• Ordinal

• Discrete

• Continuous