A line graph is a graph that charts the relationship between two variables or a progression of a single quantity through time. Without the lines connecting points of data, it would be difficult to make sense of the data being presented if there was no overall trend between the dots. A bar graph, on the other hand, is meant to compare two or more statistics, such as population figures.
Full Answer >Graphs provide a means of displaying statistical information in a meaningful way. They allow for concise viewing of statistical data, especially when that data involves data sets numbering in the hundreds or more.
Full Answer >To find the mean, range and mode on a bar graph, analyze both the x- and y-axis. The mode on a bar graph is the value that has the highest bar while the range refers to the difference between the highest and lowest value on the x-axis. The mean can be calculated by multiplying each x-value by its quantity, summing all the results and dividing by the total quantity.
Full Answer >According to BusinessDirectory.com, pictorial graphs are visual presentations of specific data that use symbols, pictures and icons in the place of common graphs. Ordinary graphs use elements such as points, lines and bars. Pictorial graphs offer comparisons using repetitions or relative sizes of a symbol, picture or icon.
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