Maths for geog Flashcards
(4 cards)
1
Q
difference between discrete and continuous data?
A
Discrete data can only take certain values, e.g. whole numbers, or shoe sizes. Continuous data is measured, e.g. length, time, and can take any value.
2
Q
Histogram ;
How do you calculate frequency density ?
A
frequency density = frequency/ class width
3
Q
what is does a histogram show?
A
the height shows frequency density and the area shows frequency.
4
Q
what is the Gini Coeffcient?
A
measure of income inequality in society based on wealth concentration, score of 0 (complete equality) to 1.0 (or sometimes 100%)
