Answer:
A scatter diagram
Explanation:
A scatter diagram also called a scatter plot. This scatter diagram shows the relation between the two variables. It measured the variables on the same set of individuals. This diagram is specially used to show the relationship between two variables.
It can show the inverse relationship between two variables. When the relationship develops between two variable then linear regression is used to see the curve for the best fit.
Thus here Fusion Food restaurant executive wants to see the relationship between minimum wages and the profit of their restaurant that can cater to the different competitive markets. Thus there correlation can be seen at a scatter plot.