Height of 5 different tomato plant populations from different areas

tomato plants height (cm) pop1 pop2 pop3 pop4 pop5 32 38 27 35 18 31 43 29 34 19 27 34 22 37 21 34 40 40 36 23 37 44 23 36 17 38 45 22 32 16 36 39 26 37 24 22 46 25 35 25 34 48 23 33 33 23 39 30 34 19mean 31.4 41.6 26.7 34.9 21.5STDEV 5.660781 4.299871 5.45792 1.66333 5.038739

1. Make a table of the mean values.2. Go to excel and add the table.3. Highlight the mean values and their labelsTomato plant height (cm)

Pop 1 pop2 pop3 pop4 pop5

mean31.4 41.6 26.7 34.9 21.5

STDEV5.660781 4.299871 5.45792 1.66333 5.038739

4.Click on the tab labelled insert.5.The area that deals with charts, select column, left and click on 2D.6. The following is the graph you should get

Pop 1 pop2 pop3 pop4 pop50

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Add the standard deviation

1. Click once on the chart to select the whole thing.2. Tabs at the top will change to show chart tools. Select

layout out.3. Click on error bars, then click on more error bar

options, at the bottom.4. Format error bars dialogue box appears.5. Click on custom, then specify value.6. Dialogue box, custom error bars appears.

7. Click on the box underneath positive error value.8. Click and drag on the cells that contain the standard deviations for the 5 populations.9.Click on the box underneath the negative error values and do the same.10 .you are telling excel exactly what values to enter on the bar chart.

Pop 1 pop2 pop3 pop4 pop50

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This is what your graph will look like.