Publication date: 08/13/2020

Information Plot

The Information Plot report contains a plot of the overall information curve, which is constructed by summing the individual item information curves. The information plot provides insight into the appropriate ability levels that the test is able to measure. Figure 11.6 describes a test with items that are appropriate for assessing individuals with average to low levels of the ability more so than individuals with high levels of ability. This plot is initially closed.

Figure 11.6 Information PlotĀ 

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