Key terms & definitions

The class interval containing the greatest frequency in a grouped frequency table.

The class interval with the greatest frequency in grouped data.

The class interval with the highest frequency in a grouped frequency table.

The class interval containing the greatest frequency of scores in grouped data.

The class interval with the greatest frequency in grouped data; also called the modal class.

A verb expressing possibility, certainty, permission or obligation. “Could” and “might” help make the imagined changes in “Tissue” tentative.

A verb used with another verb to express meanings such as ability, possibility or obligation, for example ‘can’, ‘may’ or ‘must’.

The value occurring most frequently in a dataset.

The value that occurs most often in a set of data.

The value that occurs most often in a dataset.

The category or outcome with the greatest frequency.

The data value or category with the greatest frequency.

The score or category that occurs most frequently in a dataset.

A Jewish prayer said on waking which thanks God for returning the soul and giving another day of life.

A simplified representation of a system used to explain it or predict what might happen.

A simplified representation used to describe, explain or predict how something behaves.

A simplified representation of a real-world object, environment, action or concept, retaining the features needed for a particular purpose.

A representation of a design used to explore or test particular features before committing to the finished product.

Creating a three-dimensional representation of a design to explore or test its shape, size or arrangement.

The name later historians gave to Edward I’s assembly of 1295, whose broad representation became a model for later parliaments.

A planned settlement providing workers with improved housing and surroundings, often developed by an employer.

The way a media product addresses its audience, for example through a direct gaze, personal pronouns or an impersonal caption.

A Puritan who accepted membership of Elizabeth’s Church of England while hoping for further Protestant reforms.

Communist leaders such as Zhou Enlai and Deng Xiaoping who favoured practical administration and economic recovery rather than continued revolutionary disruption.

Monitoring and responding to users’ content or behaviour to enforce rules, such as rules against bullying.

A material in a nuclear reactor that slows down neutrons so that they are more likely to cause further fission.

The transformation of an economy and society through developments such as industrial growth, new technology, improved transport and a more skilled workforce.

Rostow’s explanation that countries develop through five successive stages as investment, industry and consumption increase.

A material developed through new or improved processes, or by altering an existing material, to provide useful properties for particular applications.

Restraint in behaviour and appearance, including how a person looks at others and covers their body.