interquartile range (IQR)
Interquartile range (IQR) is the range for just the middle .50 of values (i.e., Q3 - Q1).
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range
Range is the difference between the min and the max.
What are the boxes and whiskers in a boxplot?
What are the boxes and whiskers in a boxplot? We use boxplots to show the distribution of data mainly through four quartiles (Q1, Q2, Q3, Q4). The boxplot has two whiskers (Q1, Q4), two smaller boxes (Q2, Q3) and a larger central box (Q2, Median, Q3) ...
Boxplots
Note: If you are viewing this article within the Help Desk widget from within the course textbook, we recommend opening the article in a new tab with the button in the top right corner (as seen below) so that the images will be easier to see. A ...
histogram
Histogram is a visualization where the x-axis represents the values of the variable while the y-axis represents frequency; the height of a bar in a histogram represents how many cases have that range of values.
Histogram Bins
Histogram bins What they are To understand the bins of a histogram, we must first understand a histogram. A histogram is a distribution of a quantitative, and often continuous, variable. A histogram divides the observations of the variable into ...