The Scatterplot Shown Below Represents a Typical Shape of a Cubic

question 11

Multiple Choice

The scatterplot shown below represents a typical shape of a cubic regression model y = β₀ + β₁x + β₂x² + β₃x³ + ε. Which of the following is a predicted value if x is equal to 12?

• A) 31.873
• B) 38.173
• C) 37.183
• D) 33.871

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