Thursday, January 31, 2008

Are we representative? (1-31-08)

It's an important question to consider...are our class demographics representative of the entire school population. As we continue to study ratios and proportions we're making the move from exploring similar figures to looking at the world of sampling; the idea that data from an entire population can be determined by examining a small random sample. Thus, the question for today...does our class represent the entire school population?

1.) How many boys are in our school?
2.) How many girls are in our school?
3.) How many Hispanic students are in our school?
4.) How many Black students are in our school?
5.) How many Hispanic female students are in our school?
6.) How many Black female students are in our school?
7.) How many Hispanic male students are in our school?
8.) How many Black male students are in our school?

By setting up a series of proportions we can discover whether or not we actually represent the school. Only time will tell as we've just started the activity, but I have a hunch that the results will be disproportional. If that's the case, I'm hoping we can have an open conversation about why that might be. Who says math is only about numbers?

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