Scatter graphs are best. Line graphs are OK if the trend is linear but not much good if the trend is non-linear.
To summarise data and present them in a form that are more easily understood.
Line graphs are used to display data or information that changes continuously over time. Line graphs allow us to see overall trends such as an increase or decrease in data over time.By contrast, bar graphs emphasize the magnitude of changes, so they are an excellent way to demonstrate data with sharp fluctuations, but not continuously over time.
http://socrates.bmcc.cuny.edu/cpe/circle_pie.html
A spreadsheet is ideal to create a list (column) showing an odd number in each cell. Once the column is saved, the data can be used in graphs and flowcharts of any form.
Observe general trends in the data
to make the observed data more accurateF*CK THAT FIRST ANSWER its to observe general trends in the data i got the fricen question wrong on a test cuz i used the first answer :(
To provide a visual representation of the data collected to draw conclusions from the data.
graphs are to compare and contrast data
The graph that is most used for categorical data is the pie chart. Bar graphs have also been used for categorical data.
The Graphs can be used to represent data about the equilibrium reactions.
bar graphs are used to compare different data. a line graph is used to see the changes over a period of time of a specific data. a circle graph is used to represent a part to a whole relationship.
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Graphs are used to investigate the relationships and trends of the data collected. It is easier to see a pattern in a graph than a table of data.
graphs are used to organize data and numbers
trends
They can be used in Marketing and Finance. They can also be used for co-ordinates or distance speed time graphs can be useful for journeys