Linear, Exponential, and Quadratic Regression Tables

Write the function for the following table:

• Linear

• Exponential

• Neither

Which type of function is given by the table?

• Linear

• Exponential

• Neither

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

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

• linear

• exponential

• quadratic

• x > 0
• y > 0
• -∞ < x < ∞
• -∞ < y < ∞

The linear regression equation is y = 61.93x - 1.79.  Use the equation to predict how far this person will travel after 10 hours of driving.

• 10 miles

• 617.5 miles

• 0.19 miles

• 500 miles

Which of the following could be a possible line of best fit for the data?

• y = -5/2x + 20

• y = -x + 19

• y = x + 20

• y = 2/3x + 15 

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth

• Exponential Decay

• Linear

• None

Write the linear regression equation for this set of data. Round to the nearest hundredth if necessary.

Mathematical Equivalence

ON

State, to the nearest hundredth, the correlation coefficient of these linear data.

Mathematical Equivalence

ON