# Maths unit 3&4

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The flashcards below were created by user Anonymous on FreezingBlue Flashcards.

1. outliers?
They are data values thats stand out from the main body of data.
2. Range?
Range= largest value- smallest value
3. Types of data
Numerical or Categorical
4. Numerical data
• Arise from measuring or counting some quantity; for example, height, number of people ect.
• It can be discrete; arise when you count.
• It can also be continuous; arise when you measure
5. Categorical data
Arise when classifying or naming some qauality or attribute; for example place of birth, hair colour.
6. Frequency table
Is a listing of the values a variable takes in a data set, along with how often each value occurs. It can be recorded as a count or per cent.

## Card Set Information

 Author: Anonymous ID: 63545 Filename: Maths unit 3&4 Updated: 2011-02-02 03:20:51 Tags: further maths Folders: Description: notes on maths learnt thought the year Show Answers:

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