A line chart shows changes over time in a data set ... you'll have to calculate the area under the plots with formulas. A scatter plot or bubble chart uses dots plotted on the X and Y axis to ...

Sometimes these points are arranged in a pattern. A scatter graph could be used to show how life expectancy is related to GDP. A line of best fit helps to show correlations, or patterns within the ...

Sometimes these points are arranged in a pattern. A scatter graph could be used to show how literacy is related to GDP. A line of best fit helps to show correlations, or patterns within the data.