May 12th 09

Today we did alot of sitting back and listening to Mr. Max teach. We started into the new unit Statistics ( Chapter 8

In the above, percentiles are explained.

The 90% on the grid shows the size of a certain childs head. According to statistics that have been kept, there are 70% that have a smaller head and 10% that have a bigger head.

The Following are the slides that we did. I won't comment on them because they explain thereselves.