Question: For Dataset 5 use appropriate R functions, including lm, to provide the requested information. Use a quadratic model. For your own reference, create a scatterplot

For Dataset 5 use appropriate R functions, including lm, to provide the requested information. Use a quadratic model. For your own reference, create a scatterplot and observe that a simple straight line will not work well here. Since we really don't know what model will be most appropriate, we will try a few. We will consider the following models

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