Plots discrimination index, as calculated using the "conventional"
formula, or via "PBCC"
, against difficulty index. Several parameters
control settings related to the appearance of the final plot.
1 2 3 |
mctd |
Existing mcTestAnalysis data object |
type |
One of |
show_labels |
Should the question number be shown next to points? If ggrepel is installed it will be used to ensure that all point labels are legible on the plot. |
hide_legend |
Should the plot legend be hidden? |
show_guidelines |
Should recomended discrimination or difficulty indice ranges be shown on the plot as a dotted line? |
show_gridlines |
Should the plot include gridlines? |
max_limits |
Set x- and y-axis limits. One of |
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.