AP Statistics Exploring One-Variable Data

What is the branch of mathematics dealing with the collection, organization, analysis, interpretation and presentation of data?

• Algebra

• Geometry

• Probability

• Statistics

What is the word in statistics for any characteristic or attribute of a person, place, or thing?

• variable

• descriptive statistic

• inferential statistic

• parameter

What is a quantitative variable that could have an infinite number of values?

• categorical variable

• qualitative variable

• discrete variable

• continuous variable

What are characteristics that are defined by a number, such as age or weight?

• descriptive statistics

• inferential statistics

• categorical variables

• numerical variables

Is this a probability distribution?

• No, the sum of p(x) does not equal 1.

• Yes, all p(x) are between 0 and 1.

• No, all p(x) are not between 0 and 1.

• Yes, the sum p(x) is 1.

Is this a probability distribution?

• No

• Yes

• A

• B

• C

• D

• E

What is a characteristic of a sample?

• parameter

• statistic

• categorical variable

• numerical variable

What is the branch of statistics that involves organizing, displaying and describing data?

• descriptive statistics

• inferential statistics

• sports statistics

• health statistics

What is a smaller, representative group drawn from a population?

• unit

• sample

• parameter

• statistic