Exponential Regressions

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x

• y=30(5000)^x

• y=5000(1.3)^x

• y=5000x^x

Tags

CCSS.HSF.LE.A.2

Find the exponential function that passes through points (0, 2) and (4, 512).

• y=2(4)^x

• y=2(3)^x

• y=4(2)²

• y=2(0.25)^x

Tags

CCSS.HSF.LE.A.2

Find the exponential equation that passes through the points (2, 3) and (4, 27).

• y=3(3)^x

• y=0.33(3)^x

• y=0.33(2)x

• y=3(0.33)^x

Tags

CCSS.HSF.LE.A.2

Find the exponential equation that passes through (0, 1.5) and (3, 12)

• y=2.5(1.5)^x

• y=2(1.5)^x

• y=3(2)^x

• y=1.5(2)^x

Tags

CCSS.HSF.LE.A.2

Describe the association of the scatter plot.

• Linear

• Exponential; Growth

• Exponential; Decay

• Linear; negative association

Tags

CCSS.HSF-LE.A.1B

Determine the curve of best fit.

Is the table linear, exponential or neither?

• Linear

• Exponential

• Neither

Determine the best type of regression for the graph below:

• Linear

• Exponential

• Quadratic

Determine the best type of regression for the graph below:

• Linear

• Exponential

• Quadratic

What is the Equation that matches this data set?

Tags

CCSS.HSF.LE.A.2