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Browse key terms and definitions across all GCSE subjects. Search by keyword or filter by subject and exam board.
23,110 key terms
Quality control
Inspecting or testing products against agreed quality standards to identify faults.
Quality control
Checking components or products during or after manufacture against specified standards.
Quality newspaper
A newspaper associated with detailed reporting and analysis of subjects such as politics, business and international affairs. ‘Quality’ describes its market positioning, not a guarantee that it is unbiased.
Quality of life
People's overall wellbeing, including their health, education, housing, security and environmental conditions, not just their income.
Quality of life
A person's level of well-being, including their health, happiness, suffering and ability to enjoy life.
Quality press
Newspapers offering more serious coverage of topics such as world news, economics and business.
Quality standard
An expected level of performance or a product characteristic against which actual quality can be checked.
Quantification
Expressing a quantity numerically, usually with a unit, such as water use in litres or waste production in kilograms.
Quantify
To express something as a numerical quantity, such as energy used in megajoules or waste produced in kilograms.
Quantitative analysis
Analysis that measures how much of a substance is present, such as its concentration.
Quantitative data
Information recorded as numbers through counting, measuring or scoring.
Quantitative data
Numerical information obtained by measuring or counting.
Quantitative data
Numerical information obtained by counting or measurement.
Quantitative data
Information expressed as numbers, such as a measured temperature or a count of bubbles.
Quantitative data
Numerical information, such as sales figures, costs or survey percentages, that can be measured and compared.
Quantitative data
Data consisting of numerical quantities, such as measurements or counts.
Quantitative data
Data expressed as numbers, such as measurements or counts.
Quantitative data
Information expressed in numerical form.
Quantitative data
Information expressed as numerical measurements or counts, such as the number of words recalled in a memory test.
Quantitative data
Numerical information, such as the number of people choosing each answer in a survey.
Quantitative information
Information expressed as numbers, such as income, journey times or the number of people sharing a toilet.
Quantitative ingredients declaration (QUID)
A declaration showing the percentage of an ingredient in a food when required, for example because that ingredient appears in the food's name or is emphasised on the packaging.
Quantitative market research
Research whose findings are expressed numerically, often using closed questions with a limited choice of responses.
Quantitative measurement
A numerical measurement accompanied by an appropriate unit.
Quantitative method
A research approach that collects numerical information to measure patterns and compare people or groups.
Quantitative method
An approach that produces numerical data, such as scores, ratings or frequencies.
Quantitative research
Research that collects numerical data, such as counts, percentages or fixed-choice responses that can be summarised statistically.
Quantitative research
Research that collects numerical measurements or counts to investigate behaviour.
Quantitative research
Research producing numerical information that can be counted or measured.
Quantitative statement
A description supported by numerical values, measurements or comparisons.
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