# Summary Method for Objects of Class iita

### Description

S3 method to summarize objects of class `iita`

.

### Usage

1 2 |

### Arguments

`object` |
a required object of class |

`...` |
further arguments to be passed to or from other methods. |

### Details

Summarizes the main results from inductive item tree analysis algorithms.

### Value

If the argument `object`

is of required type, `summary.iita`

returns the vector of *diff* values, the quasi order, the error
rate, and the index in the selection set of the quasi order with minimum
*diff* value.

### Author(s)

Anatol Sargin, Ali Uenlue

### References

Sargin, A. and Uenlue, A. (2009) Inductive item tree analysis:
Corrections, improvements, and comparisons. *Mathematical Social Sciences*, **58**, 376–392.

Uenlue, A. and Sargin, A. (2010) DAKS: An **R** package for data
analysis methods in knowledge space theory. *Journal of Statistical
Software*, **37**(2), 1–31.
URL http://www.jstatsoft.org/v37/i02/.

### See Also

`iita`

, the interface that provides the three (sample) inductive item tree analysis methods
under one umbrella. See also `DAKS-package`

for general
information about this package.