1) Bar graph<span> Its a diagram that uses proportional-width </span>bars<span> to compare data among categories.One can easily see the mode since the candidates with the same height of graph can easily be seen and at a specific mark.as for the median one can easily see the student who who has attained am a mark thats in the middle.</span>
The Box- and -Whisker helps to show the visual representation and how the data are spread. It focuses attention on the mean, median, and mode of data and also quartiles as well as minimum and maximum values.
