Door 17: Measures of Central Tendency
Mean = sum of all values ÷ number of values
Read the concepts on the whiteboard — your weapons — then walk the corridor and solve the questions to clear the door.
About Door 17: Measures of Central Tendency
This door covers Measures of Central Tendency from the Grade 8 maths syllabus. First you study the concepts and worked examples on the whiteboard, then you face a corridor of questions — answer correctly to gain energy and build a combo; a wrong answer lets a monster drain your energy. Clear every question to earn up to three stars.
Want to revise first? Read the full lesson in Measures of Central Tendency concepts, or jump to another door.