The Following Display from a Graphing Calculator Presents the Least-Squares

question 1

Multiple Choice

The following display from a graphing calculator presents the least-squares regression line for predicting the price of a certain commodity (y) from the price of a barrel of oil (x) . Predict the commodity price when oil costs $107 per barrel.

• A) $62
• B) $530
• C) $83
• D) $36

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