Mathematical+Reflections,+p+35

T.C. 09/01/08 Day 8 7C

Investigation 2: Mathematical Reflection pg.35

Big Idea: Observation and description of changes in the world around us are the first steps in finding and learning about patterns. Essential Question: What are some situations that we can describe as variable?

1. What are the advantages and disadvantages of a table? Some of the advantages are you can see the exact value of the data and to me it looks neater. Some disadvantages are you cannot see patterns as clearly and they can be hard to make.

2.What are the advantages and disadvantages of a graph? The advantages are that you get to see patterns clearer and also they are easy to draw and the disadvantages are that you cannot see the data values are clear as a table.

3. What are the advantages and disadvatages of a written report? The advantages are that you can have a long written piece of information. Also it can be more effective helping to remember because instead of just drawing dots or writing numbers you have to think about it, what your writing. The disadvantages are that it can be difficult and hard to find the patterns and the exact information.