Browsing Artikel und Monographien by Author "Sachse, Karoline A."

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2021-05-21Zeitschriftenartikel

Automated Test Assembly in R: The eatATA Package

Becker, Benjamin; Debeer, Dries; Sachse, Karoline A.; Weirich, Sebastian

Combining items from an item pool into test forms (test assembly) is a frequent task in psychological and educational testing. Although efficient methods for automated test assembly exist, these are often unknown or ...
2019-02-14Zeitschriftenartikel

When Nonresponse Mechanisms Change: Effects on Trends and Group Comparisons in International Large-Scale Assessments

Sachse, Karoline A.; Mahler, Nicole; Pohl, Steffi

Mechanisms causing item nonresponses in large-scale assessments are often said to be nonignorable. Parameter estimates can be biased if nonignorable missing data mechanisms are not adequately modeled. In trend analyses, ...