The number of addends in this example are 5. The important thing to know is that the longer the bar the greater its value. The mean is just going to be the sum of the number of bubbles blown divided by the number of datapoints.
A bar graph or bar chart is perhaps the most common statistical data display used by the media.
Heights of given bars 14 16 18 and 22. 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. Use underline _ for space in data labels. Step one lets figure out the mean.