Description Usage Arguments Value Author(s)
Two methods are provided to detect the unusual questions.
See method
for details.
1 | flag(set, value, method = "outlier", thres)
|
set |
a vector to identify the question set |
value |
a numeric vector, usually is the correct percentage. |
method |
"cluster" or "outlier". "cluster" uses hierarchical
clustering method, and cut the tree by the parameter |
thres |
the threshold of the height of hclust. |
a vector of asterisks to mark the questions
Xiaoyue Cheng <xycheng@iastate.edu>
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