The process of inspecting, cleaning, and modeling data to discover useful information and support decision-making.

The graphical representation of information and data, making complex data more accessible and understandable.

The process of correcting or removing inaccurate records from a dataset to improve its quality.

A branch of mathematics dealing with data collection, analysis, interpretation, and presentation.

Non-numeric information that describes qualities or characteristics, often collected through interviews or surveys.

Numeric data that can be measured and quantified, often used for statistical analysis.

Statistical methods that summarize and describe the main features of a dataset.

Statistics that describe the center of a dataset, including mean, median, and mode.

Statistics that describe the spread or variability of a dataset, such as range, variance, and standard deviation.

The origin of data, which can be primary (collected firsthand) or secondary (collected by others).

A data point that differs significantly from other observations, potentially indicating a measurement error.

The way in which data values are spread or arranged, often visualized through histograms.

Software and applications used to create visual representations of data, such as Tableau or Excel.

Principles guiding the responsible and fair gathering of data, ensuring respect for privacy and consent.

A collection of related data points organized in a structured format, often in tables.

A comprehensive document that presents data analysis findings, methodologies, and conclusions.

The process of making sense of data by analyzing and explaining its significance.

A statistical method used to determine if there is enough evidence to support a specific claim about a dataset.

The process of creating a conceptual representation of data structures and relationships.

A meaningful interpretation derived from analyzing data, leading to informed decision-making.

A collection of work samples that showcase skills and competencies, often used for assessment.

A process where peers evaluate each other's work to provide constructive feedback and improve quality.

The ability to effectively communicate information to an audience, often through visual aids.

The art of using data visualizations and narratives to convey insights and engage an audience.