Studied by 15 peopleDefine ‘raw data’
Unprocessed. Just been collected. Needs to be ordered, grouped, rounded, cleaned
d
define qualitative data
Non-numerical, descriptive data
give an example of qualitative data
eye colour, hair colour, gender
define quantative data
Numerical data. Can be measured with numbers, easier to analyse.
give an example of quantative data
height, weight, exam marks
define discrete data
only takes particular values
give examples of discrete data
shoe size, number of people
define continuous data
can take any value
give examples of continuous data
height, weight
define categorical data
data that can be sorted in non-overlapping categories
give an example of categorical data
gender
define ordinal (ranked) data
quantative data that can be given an order or ranked on a rating scale
give an example of ordinal data
marks on an exam
define bivariate data
involves measuring 2 variables
define multivariate data
made up of more than 2 variables
define primary data
data that youve collected yourself, or data collected by someone else for the purpose of your investigation
give an example of primary data
surveys
define secondary data
data already in existence/data collected by others (not for the purpose of your investigation)
give an example of secondary data
wikipedia
list 3 advantages of primary data
-specific info
-You do things the way you like it
-can learn new things
-data can be outdated
list 3 disadvantages of primary data
can be a lot of work
tiring
expensive
list 3 advantages of secondary data
-reliable info from real organisations
-simple,easy
-can save time and money
list 3 disadvantages of secondary data
-info not done the way you like it
-info might be outdated
-data might not suit your specific needs
Note
Flashcard