Find Regression of Exponential

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

Tags

CCSS.HSF.LE.A.2

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

• linear

• exponential

• quadratic

Write the exponential regression equation for this data.

• Y = 8.16(2.7)^X

• Y = 81.6(2.7)^X

• Y = 8.16(.27)^X

• Y = 8.16(27)^X

Tags

CCSS.HSF.LE.A.2

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

Tags

CCSS.HSF.LE.A.2

Calculate the exponential regression equation that best fits the following data.

Tags

CCSS.HSF.LE.A.2

The accompanying table shows the number of bacteria present in a certain culture over a 5-hour period, where x is the time, in hours, and y is the number of bacteria. Write an exponential regression equation. Round to the nearest hundredth.

Tags

CCSS.HSF.LE.A.2

Write the exponential regression equation for the data.

Tags

CCSS.HSF.LE.A.2

What is the exponential function for the table above?

Tags

CCSS.HSF.LE.A.2

What is the exponential function corresponding to the table above?

Tags

CCSS.HSF.LE.A.2

A chemist has a 100-gram sample of a radioactive material.  He records the amount of radioactive material every week for 6 weeks and obtains the following data: Find the exponential model of the function.

• y = 100(8.7)^x

• y = 100(1.87)^x

• y = 100(.87)^x

• y = 100(.13)^x

Tags

CCSS.HSF.LE.A.2