Descriptive Statistics Vocabulary

Numbers representing counts or measurements 

• Qualitative Data
• Quantitative Data
• A Statistic
• Population parameter

A quantity that assumes its value only at isolated points

• Random Variable
• Discrete Random Variable
• Continuous Random Variable
• A Statistic

Techniques used to make conclusions about a large group based on an observation of a small part of the group.

• Statistics
• Descriptive Statistics
• Inferential Methods
• Population parameter

Group of objects about which conclusions can be drawn.

• Population
• Sample
• Population parameter
• A Statistic

Categories are based on some nonnumerical characteristics

• Qualitative Data
• Quantitative Data
• Descriptive Statistics
• Inferential Methods

Techniques used to describe a set of data

• Descriptive Statistics
• Inferential Methods
• Statistics
• A Statistic

A quantity that can assume any value in some interval, prior to the experiment.

• Random Variable
• Discrete Random Variable
• Continuous Random Variable
• A Statistic

Portion of objects drawn from the population

• Statistics
• Population parameter
• Descriptive Statistics
• Sample

A value that describes some aspect of the entire population

• A Statistic
• Population parameter
• Quantitative Data
• Statistics

A quantity whose value is determined by the outcome of some chance experiment

• Random Variable
• Discrete Random Variable
• Continuous Random Variable
• Quantitative Data