Exponential Regression

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What is Exponential Regression?

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A statistical method used to model data that follows an exponential trend, often used to predict future values based on past data.

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What does a scatter plot showing no relationship look like?

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A scatter plot where the points are randomly distributed without any discernible pattern, indicating no correlation between the variables.

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What type of regression model is used when data shows an exponential trend?

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Exponential regression model.

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What is the general form of an exponential function?

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y = ab^x, where 'a' is a constant, 'b' is the base, and 'x' is the exponent.

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CCSS.HSF.LE.A.2

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What does it mean if a function is classified as Exponential Growth?

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The function increases rapidly as 'x' increases, typically when the base 'b' is greater than 1.

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CCSS.HSF-IF.C.8B

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What does it mean if a function is classified as Exponential Decay?

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The function decreases rapidly as 'x' increases, typically when the base 'b' is between 0 and 1.

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CCSS.HSF-IF.C.8B

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How can you identify an exponential function from a table of values?

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If the ratio of consecutive outputs (y-values) is constant, the function is likely exponential.

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CCSS.HSF-LE.A.1A

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What is the significance of the base in an exponential function?

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The base determines the rate of growth or decay; a base greater than 1 indicates growth, while a base between 0 and 1 indicates decay.

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CCSS.HSF-IF.C.8B

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How do you find the equation of an exponential function from a scatter plot?

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Use regression analysis to fit an exponential model to the data points.

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CCSS.HSF-LE.A.1A

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What is the equation of the exponential function that models the data: y=32(1/4)^x?

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This represents exponential decay, where the value decreases as 'x' increases.

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CCSS.HSF.LE.A.2