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# Instructions for Using Excel

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### Instructions for Using Excel

1. 1. Organizing and Presenting Data
2. 2. <ul><li>Create a table using Excel : </li></ul><ul><li>Open new document (Excel). </li></ul><ul><li>Type Title in A1 </li></ul><ul><li>Type the independent variable (mass, angle, length) and units in A2. Input values for independent variable starting in A4. (leave A3 blank) </li></ul><ul><li>Label dependent variable (Time Period) and units in B2. You will need to merge cells to have heading cover all of the labels in the next step </li></ul><ul><li>Label for the 3 trials, group 1 average, group 2 average, and final average in B3-G3. </li></ul><ul><li>Enter values for all trials and averages. </li></ul><ul><li>6. Optional: Set formula to get average of 3 trials. Click on cell where you want answer to go. Click on “Formula” tab and then “Insert Function”. Choose “Average” and select cells with your trial data. </li></ul><ul><li>7. Edit table (center, justify, etc). </li></ul><ul><li>8. Set Borders </li></ul><ul><li>Tips: </li></ul><ul><li>Merging Cells: Select all the cells you want  Right click  Format cell  alignment  merge </li></ul><ul><li>Fixing average values </li></ul><ul><li>Right click on cell  Format cells  number tab  number category  Select 2 decimal places </li></ul>
3. 3. <ul><li>Create a graph using Excel : </li></ul><ul><li>Select and drag down first column (independent variable)  let go of the mouse  click control key  select and </li></ul><ul><li>drag down average Time period column </li></ul><ul><li>2. Select “ Insert” tab then click “scatter” </li></ul><ul><li>3. Choose the first scatter choice (upper left). </li></ul><ul><li>Your graph will pop up. Then click on the </li></ul><ul><li>“ Layout” tab to input the Title and label X </li></ul><ul><li>and Y axis. </li></ul><ul><li>Gridlines (tick Major gridlines)  Click Next </li></ul><ul><li>5. Select (as Object in Sheet 1). </li></ul><ul><li>Label title of document. </li></ul><ul><li>6. Click Finish </li></ul><ul><li>7. To delete background, left double click, </li></ul><ul><li>select none (Area). </li></ul>
4. 4. <ul><li>Using the graph to predict swing height: </li></ul><ul><li>Right click on any data point in the graph  Select Add Trend line  Click Options  Select Power  click OK. </li></ul><ul><li>Making projections : ( target- 2.8 sec ) </li></ul><ul><li>Backward forecast : Right click on trend line  Format trend line  click Options  Backward  enter 9.99 (this shows curve of line from 0) </li></ul><ul><li>Forward forecast : Right click on trend line  Format trend line  Options  Forward  enter 50 or higher </li></ul><ul><li>Finding 2.8 sec (Time Period): </li></ul><ul><li>Make sure the Format Tab Is Selected. Double Click On an Axis. Then click on Format Selection. Change major unit (5 or 10) for X axis  Change major unit for Y axis (0.2) </li></ul><ul><li>4. Mark predicted length based on a 2.8 Time Period. </li></ul>
5. 5. PLAYGROUND DESIGN LAB (Swings)