Statistics Population, Sample, Branches of Statistics

What is the term for a single individual within a population?

• unit

• sample

• parameter

• statistic

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 is the branch of statistics that involves drawing conclusions about a population based on information contained in a sample taken from that population?

• descriptive statistics

• inferential statistics

• sports statistics

• health statistics

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

• unit

• sample

• parameter

• statistic

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

• descriptive statistics

• inferential statistics

• categorical variables

• numerical variables

This occurs when a sample is collected in such a way that some members of the intended population are less likely to be included than others.

• sampling error

• sampling bias

• random sampling

• clustered sampling

What is a quantitative variable that can take on a certain number of values?

• categorical variable

• qualitative variable

• discrete variable

• numerical variable

What is a characteristic of a population?

• unit

• sample

• parameter

• statistic

What are characteristics that cannot be defined by a number, such as shape or color?

• descriptive statistics

• inferential statistics

• categorical variables

• numerical variables