x

What are averages?

What are averages?

Median diagram showing an unsorted list becoming an ordered list with 6 highlighted as the middle value

A set of numbers is called data. Averages describe what is typical in the data, while the range tells you how spread out the data is.

Averages Lesson

  1. GCSE
  2. /Maths
  3. /Averages

Step-by-step lessons covering OCR GCSE Maths Averages for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons

Calculation ProblemsUsing a CalculatorSystematic ListingFractions of an AmountFractions, Decimals and PercentagesSimplifying AlgebraWriting an ExpressionFunction MachinesSolving One Step EquationsAnglesArea and PerimeterProbabilityFrequency PolygonsAveragesBar ChartsStem and LeafPie Charts