Description Usage Format See Also

The `CZmaturaS`

dataset comes from a matura exam in
mathematics. The exam was assigned to students from Grade 13, at
the end of their secondary education. This is a random sample of 2,000
students from a total of 15,702.

1 |

`CZmatura`

is a `data.frame`

consisting of 2,000 observations on
75 variables.

- SchType
School type code.

- FirstAtt
First attempt;

`"1"`

yes,`"0"`

no.- SchTypeGY
School type gymnasium;

`"1"`

yes,`"0"`

no.- o1 – o26.2
Item answers.

- b1 – b26
Scored item answers.

- Total
Total score, calculated as sum of item scores (0 - 50).

- IRTscore
Score estimated from GPCM/2PL model.

- IRTscoreSE
SE of score estimated from GPCM/2PL model.

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