Graph of test scores versus study time. Time in hours is on the x-axis, and test score is on the y axis. About a dozen points are plotted and a line of best fit has been added to show the trend. Match the graph image with its corresponding type and common use. A bar graph, which is used to show differences in quantifiable characteristics across groups A line graph, which is used to show a trend in a characteristic relative to changes A map, which is used to show the location of various phenomena A scatterplot, which is used to show the relationship between two characteristics