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Introduction to Scatter, Histogram, Bar Graphs, Use of graphs for exploring data, Scatter plot, Multiple Bar graph, Easy graph, Line Plot, Types of Bar Graph are key and learning points in this lecture of Econometric.
Typology: Slides
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Introduction to Scatter, Histogram & Bar-Graphs
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data ‘income
with labels’.The Graphs inStata
are
available
in
GraphicsMenu.Go to GraphicsMenu
Select Easy graphs.
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Easy graphs gives a few options and is mostsuited for the beginners.But^
the^
main
graph
menu
is^
for^
the
professional users.My suggestion is that you start with easygraphs and then Go to main graph menu.
7
The following Scatter Plot is plotted.From the graph, we can say that there is apositive
correlation
b/w
education
income.
8
Go to Graphics Menu
Select Easy graph
Select
Line graph. A new dialoguebox appears:Select ‘edu’ as Xvariable and‘income’ as Yvariable andclick OK.The graph shows
10
Load data ‘roster.dta’ andselect Histogram from theGraphics Menu.A^
new
dialogue
box
appears.Select variable ‘province’and^
select
data
type
‘discrete data’.Click OK.
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The^
following
histogram
of^
the^
variable
‘province’ will appear.
13
Select Bar Chart.
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dialogue
box
appears.
Select
variable
‘tempjan’ and in the statistics option, select‘mean’.Click OK.
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more
clear,
we^
draw
the
bar
graph of temperaturein^ January
(temjan) over the regions.Click OK.The output is shown.Now graph isconveyinginformation betterth^
b f
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