7th+grade+-+Math+ELT+Web+Work

Today - Feb. 21, 2007


 * Slippery Slope - Slope Review**

Go here and review Line of Best Fit. Pick 5 points, type them, and plot them. In your notebook - record your 5 points and line of best fit. http://illuminations.nctm.org/ActivityDetail.aspx?ID=146
 * Step 1 - Review Line of Best Fit**

Then go here and review slope. Solve the slope problem. In your notebook - record your work (show how you completed the problem). http://www.purplemath.com/modules/slopcalc.htm
 * Step 2 - Review Slope**

Explore the different lines of best fit on the second or third graph. Figure out what these terms mean and explain them IN YOUR OWN WORDS in your notebook. Strong Correlation Postive Correlation Negative Correlation No Correlation** http://argyll.epsb.ca/jreed/math9/strand4/scatterPlot.htm
 * Step 3 - Investigation**
 * Weak Correlation