thisisbrianly

billy22g Wrote:
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> If I don't know how to do stuff like this, and std
> dev, and variance, etc. in my calculator, is it
> conceivable to learn how to do it in the next hour
> or two? Is it worth it?


For STD DEV and variance, press 2nd+7 on your TI. enter in your variables as X0, x1, etc. Then press 2nd+8. Scroll down to std dev measurement.

Could someone please post how to do covariance on calculator?