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In a quadratic regression model y = β0 + β1x + β2x2 + ε, the coefficient β2 determines the relationship between x and y. Which of the following is true? Select all that apply!is U-shaped (β2 > 0) or inverted U-shaped (β2 < 0).Multiple select question.The relationship between x and y is U-shaped when (β2 < 0)The relationship between x and y is U-shaped when (β2 > 0)The relationship between x and y is an inverted U-shaped when (β2 > 0)The relationship between x and y is an inverted U-shaped when (β2 < 0)
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