USING MICROSOFT EXCEL 2007 FOR DATA PROCESSING

1. Type the column heading and units for the variable that you want plotted on the x-axis.2. Enter the values for this variable into the cells below the column heading.3. Type the column heading and units for the variable that you want plotted on the y-axis.4. Enter the values for this variable into the cells below this column heading.

5. To fix the numbers in this table (same # decimal places): Right click on the letter “A” above the first column;

then choose “Format Cells” from the window that appears.

When a new window appears, select “Number” underCategory and choose the correct number of decimal places (significant figures)

Select OK and the whole column of numbers willchange.

Repeat this process for other columns, if necessary.

6. Widen and align the columns: Highlight the column headings and choose “Format” from the tool bar. Choose “AutoFit Column Width” (this will widen the column so you can read the heading). Highlight the columns and choose the alignment from the tool bar to center, right justify, or left justify

the numbers.7. Highlight all of the columns and rows containing numbers or words; right click and choose “Copy”.8. Open your Word document and right-click where you want to place the data table. Choose “Paste”, and the

data table. Choose “Paste”, and the data from Excel will paste into your Word document.

USING MICROSOFT EXCEL 2007 FOR DATA PROCESSING

GRAPHING

1. Highlight all of the cells you want to graph (include column headings).

2. Select “Insert” tab.

3. Select scatter icon from the tool bar and choose the picture with no lines.

4. A graph will appear in a window.

5. Select “Design” tab.

6. In “Chart Layouts” click on the down arrow and choose Layout 1 (shaded title & axes).

7. Left click on the title to change it.

8. Left click on the axis titles to change them.

9. Right click on the legend and delete it.

10. Right click on y-axis values to add minor grid

lines, if you wish.

11. To add the line of best fit, select the “Layout”tab and choose “Trendline”.

12. Choose “trendline options”

13. In the window that opens, select “linear” or the curve that best fits your data.

14. Click on the box for “Display Equation on chart”, then close the

window.

15. Your graph will now have a trendline with an equation.