Given are five observations for two variables, x and y.

xi	1	2	3	4	5
yi	4	7	6	9	14

1. Which of the following scatter diagrams accurately represents the data? 1. 2. 3. SelectScatter diagram #1Scatter diagram #2Scatter diagram #3Item 1
2. What does the scatter diagram indicate about the relationship between the two variables? SelectThere appears to be a linear relationship between x and yThere appears to be a nonlinear relationship between x and yItem 2
3. Try to approximate the relationship betwen x and y by drawing a straight line through the data. Which of the following is a scatter diagrams accurately represents the data?

   1

   2

   3

   SelectScatter diagram #1Scatter diagram #2Scatter diagram #3Item 3
4. Develop the estimated regression equation by computing the the slope and the y intercept of the estimated regression line (to 1 decimal). = + x
5. Use the estimated regression equation to predict the value of y when x = 3 (to 1 decimal). =