Statistics Vocabulary

Attribute such as hair color, eye color, religion, favorite movie, gender, and so on.

• Quantitative

• Procedures

• Populations

• Qualitative

20 subjects were taken from a population with an equal number

of males and females.

• Simple Random Sample

• Sample of Convenience

• Information

• Systematic Sample

Variables such as number of children in a household are

• Discrete

• Continuous

For example, when classifying people according to their favorite color, there is no sense in which

green is placed “ahead of” blue.

• Nominal

• Ordinal

A researcher wishing to measure consumers' satisfaction with their microwave

ovens might ask them to specify their feelings as either “very dissatisfied,”

“somewhat dissatisfied,” “somewhat satisfied,” or “very satisfied.”

• Nominal

• Ordinal

What is measured on each experimental unit?

• Outcome

• Problems

A sample is typically a small subset of the

• Population

• Variable

• Reason

• Values

The ______________ of a class is the average of its lower class limit and the lower class limit of the next class.

• Sum

• Cumulative

• Midpoint

• Ogive

______ is really pronounced "Oh, jive" not "OG".

• Lower class limit

• Upper class limit

• Ogive

• Frequency

A graph that can be used to give a rough impression of the shape of a data set.

• Tally

• Frequency

• Dot Plot

• Relative Frequency