Here is data withyas the response variable.

x y

38.5 54

40.9 50.4

66.9 53.9

39.1 45.3

39.1 48.7

39.1 51

44.5 56.7

39.4 45.4

39.8 49.2

38.1 46.6

Make a scatter plot of this data. Which point is an outlier?

( )Enter as an ordered pair. For example (a,b) - with parenthesis.

Find the regression equation for the data setwithoutthe outlier.

( )Enter as an equation of the formy= a+bx Rounded to three decimal places. Do not include the hat in y-hat.

Find the regression equation for the data setwiththe outlier.

( )Enter as an equation of the formy= a + bx Rounded to three decimal places. Do not include the hat in y-hat.

Is this outlier an influential point?

• No, the outlier does not appear to be an influential point.
• Yes, the outlier appears to be an influential point.