Should he create? So the answer of what kind That people traveled or that people travel. The spread of distances and the median distance Spread of the distances- this is a key word. The Box and Whisker charts are a great tool for a quick look at how several processes compare.Wants to find out more about where his patronsįollowing distances traveled. Houston is the hottest on average New York City the coldest, though it does get hotter at times than San Francisco. It is easy to see that New York City has more variation in temperature than the other two cities. You can make a Box and Whisker chart for each of these cities as was done in the chart above. You can use a Box and Whisker plot to compare the variation and medians in multiple processes. The resulting Box and Whisker plot for these data is shown below. The earlier versions of the SPC for Excel software did this later versions use the calculations at this link. Note: the Quartile function in Excel can be used to find Q1 and Q3. If you have data points outside this they will show up as outliers.
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