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* What's the role of the computer in graphing the scatter diagram?

* What's the role of the computer in graphing the scatter diagram? Speculate what you think we might have to do for the case when the points do not seem to follow a straight line. For example, when it seems to follow a logarithmic or square root curve.

* What should you do when there seems to be an "outlier?"

* If you have two separate sets of data. From one set you calculate the standard error to be 500. From the other set, the standard error was 5. Can you say the first set of data yielded a better regression model that the second?

* Speculate why we divide by n - 2 in the formula for standard error. Why is the degree of freedom n - 2 and not n - 1?
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What's the role of the computer in graphing the scatter diagram? Speculate what you think we might have to do for the case when the points do not seem to follow a straight line. For example, when...

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