Card 1 of 20
Distinguish between a measure of location and a measure of spread.
A
- Location: describes where the data is centred (e.g. mean).
- Spread: describes how varied or consistent the data is (e.g. standard deviation).
B
Rearrange the formula to undo the coding: tˉ=2xˉ+20\bar{t} = 2\bar{x} + 20tˉ=2xˉ+20.
C
The data must be placed in ascending order.
D
The class midpoint.
Card 1 of 20
Measures of Location and Spread Flashcards
20 flashcards on Edexcel A Level Maths Measures of Location and Spread: the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.