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366 Data&Statistics Application
Note: The bins are not adjustable in categorical plots or plots in which
you choose variable bin widths.
- On the Analyze menu, click Graph Trace and press ◄or► to cycle
through the bins and display their values.
Adjusting the Histogram Scale of Raw Data
1. On the Plot Properties menu, click Histogram Properties and choose
Histogram Scale.
2. Choose the format for the scale of the histogram.
- Frequency - displays data based upon the number of values that
occur within each bin. This is the default data representation.
- Percent - displays data in the histogram by each group’s percent
value of the whole data set.
- Density - displays data based upon the density of each group within
the data set.
Creating a Histogram with Frequency or Summary Data
1. On a Lists&Spreadsheet page, create two lists: one containing the “bins,”
such as heights in a population (ht), and the other containing the
frequencies of those heights (freq).
2. On a Data&Statistics page, access the context menu on the x axis, and
click Add X Variable with Summary List.
3. Select ht as the X List and freq as the Summary List.