types of data Flashcards
1
Q
what is qualitative data?
A
words
2
Q
what is quantitative data?
A
numerical data
3
Q
what are discrete values?
A
can only take specific values
e.g. number of people
4
Q
what are continuous values?
A
any value in a given range such as decimals
e.g 2.1, 3.01
5
Q
what are class boundaries?
A
maximum and minimum values
6
Q
what information does a midpoint give?
A
average of the class boundaries
7
Q
how do you work out class width?
A
upper - lower boundary