Data Set: {(-3, 4), (-2, 3), (-1, 3), (0, 7), (1, 5), (2, 6), (3, 1)}
1. The regression line is: y =
2. Based on the regression line, we would expect the value of response
variable to be
x when the explanatory variable is 0.
4. If x= -3.5, the ŷ =
extrapolation +
3. For each increase of 1 in of the explanatory variable, we can expect a(n)
decreasex of
x in the response variable.
5. The correlation coefficient is r =
x -
hundredth.)
x x
Check
x. This is an example of
x. (Round to the nearest