Question

Use the table to answer the question.

This table shows the data needed to create a scatter plot
Data 1 Data 2
0 3
2 6
4 9
6 12
8 15
10 18
Use the data table to create a scatter plot. Estimate the correlation coefficient based on the data.

(1 point)
Responses

1
1

0.9
0.9

−0.9

negative 0.9

−1

Answer 1

Plotting the points (0,3), (2,6), (4,9), (6,12), (8,15), (10,18) gives a perfect straight line with positive slope (y = 3 + 1.5x). Therefore the correlation coefficient is +1.