Why does the textbook suggest, if you are using a squared variable for such aspects as income or age, it is important to keep several more decimal places than usual when you are using your slopes to calculate predictions?

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The Answer of Why does the textbook suggest, if you are using a squared variable for such aspects as income or age, it is important to keep several more decimal places than usual when you are using your slopes to calculate predictions?

Why Does the Textbook Suggest, If You Are Using a Squared