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maths
types of data
Term | Definition |
---|---|
data | facts and pieces of information we collect |
raw data | data that is not in an organised form |
categorical data | data that fits into a group or category |
ordinal data | involves order such as 1st, 2nd and 3rd division |
nominal data | labels |
numerical data | data which can be counted or measured |
discrete data | data which can take only certain individual values |
continuous data | data which is measured on a scale |
primary data | data collected by an organisation or individual |
secondary data | data which is already available or has been collected by someone else |
primary data is usually collected by a... | survey |
the frequency of a score is... | the number of times that score appears in the set of data |