one point to note about three dimensional graphs is that they are not universally accepted as being good way to present data one of the maxims of data visualisation is keep it simple/keep it clean many consider that three dimensional chart does not do this and that it can be difficult to see what is really being shown or that it can be hard to interpret the data appropriately for examplein the above chart what are the values associated with any of the peaksthis is difficult to determine as it is hard to see where the peaks are relative to the xy and axis many consider such charts to be eye candypretty to look at but not providing much information as such the use of chart should be minimised and only used when actually necessary exercises the following table provides information on cities in the uk and their populations (note that london has been omitted as its population is so much larger than that of any other city and this would distort the graphcity population bristol cardiff bath liverpool glasgow edinburgh leeds reading swansea manchester , , , , , , , , , , using this data create scatter plot for the city to population data bar chart for the city to population data