1. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-0 EXCEL CHAPTER 14 PHILIP BEDIENT

2. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-1

3. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-2  Workbook is spreadsheet file you create  Worksheets are the rows and columns you use  Formula Bar shows data/formula selected  Range are cells selected

4. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-3 Absolute has column B all equal to 60 Relative has column B changing with column A

5. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-4 For an Absolute Command: -put in formula bar =8*$A$3 -makes all cells below equal to the same value as 8*A3 For Relative Command -put in formula bar =8*A3 -cells below will change with changing column A values

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7. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-6  Can press Paste Function (f x ) button on toolbar  Or type function in formula bar  Pick the function, like =STDV (A1:B10) which is standard deviation

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10. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-9 - Select Data - Click Chart Wizard icon

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14. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-13 -With this example, first plot the X values and one set of Y values -Right Click on graph and select Source Data

15. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-14 In Source Data, type name of the 1 st Y values Press Add button

16. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-15 -In Name Box, type name of 2 nd Y value -In X Values Box, click spreadsheet icon -Select the X value cells and press Enter -Do same for 2 nd Y values

17. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-16 If the 2 Y values have different ranges, double click on one of the curves Pick the Axis tab Select Secondary Axis

18. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-17 Right Click the dotted line Select Chart Type

19. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-18 Select “Scatter with Data Points Connected by Smoothed Lines without Markers”

20. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-19 Right Click the curve Select Format Data Series

21. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-20 Pick Patterns tab Change line style and weight

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23. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-22 Take given data and find the regression equation - “best fit line”

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25. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-24 Choose type of regression For this case, choose linear

26. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-25 -Click Options Tab -Check “Display equation on chart” -Check “Display R- squared value on chart” if desired

27. Copyright © 2005 by Nelson, a division of Thomson Canada Limited 14-26 Final Plot Left Click the equation to change the variables in the equation