6. Write the names of 3 instrument grap and indicate the most commonly used one. (6 points)

This question is asking for the names of three instruments that are used to graph or plot data. The most commonly used one should be identified among the three. The answer to this question may vary depending on the context, but in a general context, the most commonly used instrument for graphing is a computer or a software application that allows for the creation of graphs. Other instruments that can be used include a graphing calculator or a plotter. However, these are less commonly used in comparison to a computer or software application.