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Business Studies IGCSEPDF 104
212 pagesrevision 46931
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Line Graphs
Show changes or relationships
between two variables over time.
Example:
A sportswear brand conducting market research may:
● Use questionnaires to find which colors customers prefer.
● Analyze sales records (secondary data) to see which stores sell best.
● Present results in pie charts showing market share of each product line.
How sales revenue changes
throughout the year.
Tally Tables: used to record data in its original form. The tally table below shows
the number and type of vehicles passing by a shop at different times of the day:
Charts: show the total figures for each piece of data (bar/ column charts) or the
proportion of each piece of data in terms of the total number (pie charts). For
example the above tally table data can be recorded in a bar chart as shown below:
Presentation of Data from Market Research
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