Exponential Regression from a Graph

What is the exponential regression equation?

• y =988.873(1.04826)^x

• y =999.973(1.04926)^x

• y =999.973(0.04926)^x

• y =898.973(0.04926)^x

Which type of regression model does the scatter plot appear to show?

• linear

• exponential

• quadratic

Write the exponential regression equation for the data.

• Y=8.16(2.7)^x

• Y=81.6(2.7)^x

• Y=8.16(.27)^x

• Y=8.16(27)^x

Is the graph linear, exponential or neither?

• Linear

• Exponential 

• Neither

Is the table linear, exponential or neither?

• Linear

• Exponential

• Neither

Which function is exponential and decreasing?

• A

• B

• C

• D

What is the equation of this table?

• y=512(1/4)^x

• y=32(4)^x

• y=32(1/4)^x

• y=512(4)^x

Use the exponential regression to find an equation that fits the​ data, where x is the years since 1990.

• y=8.92•1.23^x

• y=1.23•8.92^x

• y=8.92+1.23x

• y=8.92x+1.23

Choose all the equations that are exponential:

• y = 6x -5

• y = 2(8)^x

• f(x) = 3x²

• y = 5(1/3)^x

• Exponential Growth

• Exponential Decay

• Quadratic