The degree to which a measure **actually assesses what it was intended to measure**, and not something else.
The **mathematical manipulation** applied to collected data, such as calculating averages or standard deviations.
The **consistency of a measure**, meaning it produces the same results repeatedly under the same conditions.
The branch of statistics that uses sample data to **draw conclusions, make statements, and predict** about a larger population.
The set of **procedures or rules** used to reduce large amounts of information into smaller, digestible amounts.
This refers to the **collection, organization, and interpretation** of data in research.
The branch of statistics that aims to **organise, summarize, and communicate** large amounts of numerical information.
