**Data
Sheet: The Dominant Tree**

Your Name:

Your School:

Your Email Address:

Your Data:

Get your data sheet from the "Plant Survey"
activity.

You will need it to complete this part of the investigation.

Here is how you do it:

For *each species* of tree, follow the
steps below.

Do the calculation asked for in the step.

As you get each answer, write the answer in the table.

step 1. Add up all of the circumferences
for the trees of a particular species.

Write this number in the table.

step 2. Divide
this number by the number of trees of
that species.

This is the *average circumference
*Write this number in the table.

step 3. Divide this number by 3.14

This is the

This is the

step 5. Multiply this number times itself (square the number).

Write this number in the table.

step 6. Multiply this number by 3.14

This is the

Write this number in the table.

step 7. Multiply this number by the number of trees that you found of that one species.

This is the

Write this number in the table.

Follow this same procedure

Put all of your data into the table below.

Here is how to use this data table:

Each column will be the data for one
tree species.

Follow the steps above for each column.

Do the calculation for each step.

Write the answers in
the boxes.

Species of Tree | Tree 1 | Tree 2 | Tree 3 | Tree 4 | Tree 5 |

Circumference Totals | |||||

Average Circumference | |||||

Average Diameter | |||||

Average Radius | |||||

Square of This Number | |||||

Average Area | |||||

Total Area |

The tree that has the greatest TOTAL AREA is the dominant
tree.

Based on your calculations, which species is dominant?

Write your answer here:

Made a mistake? Erase your data:

Everything OK? Send us your data!