Proportions and percentages Flashcards
1
Q
measures of proportion
A
- fractions
- decimals
- percentages
- ratios
- odds
2
Q
advantages of using proportions
A
- easier to visualise and interpret
- simplifies comparing the composition of groups of different sizes
3
Q
disadvantages of using proportions
A
- can be used to disguise small numbers
- can be misinterpreted
4
Q
are percentages always desirable?
A
-always preferable to include frequencies that proportions (summarise) refer to
5
Q
are percentages needed with small numbers/
A
no, repeated appearance of convenient proportions (eg. 33% and 66%) are grounds for further investigation
