Organizing and Presenting Data

Create a table using Excel:1. Open new document (Excel).2. Type Title (A1).3. Input values for independent variable (mass, angle, length) in column A2.4. Label columns (Time Period) for the 3

trials (Time 1, Time, 2, Time 3).5. Enter values for all trials.6. Set formula to get average of 3 trials.

Type: =average(then highlight data-B3:D#)

7. Copy and Paste other cells8. Edit table (center, justify, etc). 9. Set Borders

Tips:1. Merging Cells Right click Format cell

alignment merge2. Fixing average values Right click Format cells

number Select 2 decimal places

Create a graph using Excel:1. Select and drag down first column (independent variable) click control key select and drag down average Time period column 2. Click Insert Select chart Choose XY scatter .3. Click Chart Layout Select Layout 104. Click Axis Title, label X and Y axis 5. To delete background, left double click, select delete.

6. Save graph or paste in a Word document.7. Add appropriate title to graph.

Using the graph to predict swing height:1. Right click on any data point in the graph

Select Add Trend line Select Power. 2. Making projections: (target- 2.8 sec) Backward forecast: enter number lower

than shortest length (9.99- this shows curve of line from 0)

Forward forecast: Right click on trend line Format trend line Options Forward enter 50 or higher

3. Finding 2.8 sec (Time Period): Left Double click anywhere on scale

Format axis Scale Change major unit (5 or 10) for X axis Change major unit for Y axis (0.2)

4. Mark predicted length based on a 2.8 Time Period.

PLAYGROUND DESIGN LAB (Swings)