Question

Which of the statements is true about the data displayed in the scatter plot? Computer Cost vs. Speed 2.6 2.2 1.8 Cost (s in thousands) 1.4 1.0 2.2 Speed (GHz) А It shows a positive correlation. B It shows a negative correlation. С It shows no correlation. D As speed increases, cost decreases.

Answer 1

From the graph, we can see that the data displayed correspond to a positive correlation.

Positive correlation is a relationship between two variables in which both variables move in the same direction. In this case when the speed increases the cost also increases.

Therefore, the answer is A: its shows a positive correlation