R Graphical Manual

Last data update: 2014.03.03

Data Source

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Results 1 - 10 of 28 found.
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data.g308 (Package: sirt) :

Some datasets of C-tests are provided. The dataset data.g308 was used in Schroeders, Robitzsch and Schipolowski (2014).

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.g308
● 0 images

data.ratings (Package: sirt) :

Some rating datasets.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.ratings, data.ratings1, data.ratings2, data.ratings3
● 0 images

data.pirlsmissing (Package: sirt) :

This is a dataset of the PIRLS 2011 study for 4th graders for the reading booklet 13 (the 'PIRLS reader') and 4 countries (Austria, Germany, France, Netherlands). Missing responses (missing by intention and not reached) are coded by 9.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.pirlsmissing
● 0 images

data.liking.science (Package: sirt) :

Dataset 'Liking for science' published by Wright and Masters (1982).

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.liking.science
● 0 images

data.long (Package: sirt) :

This dataset contains 200 observations on 12 items. 6 items (I1T1, ... ,I6T1) were administered at measurement occasion T1 and 6 items at T2 (I3T2, ... , I8T2). There were 4 anchor items which were presented at both time points. The first column in the dataset contains the student identifier.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.long
● 0 images

data.timss (Package: sirt) :

This datasets contains TIMSS mathematics data from 345 students on 25 items.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.timss
● 0 images

data.raw1 (Package: sirt) :

Dataset with raw item responses

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.raw1
● 0 images

data.reck (Package: sirt) :

Some simulated datasets from Reckase (2009).

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.reck, data.reck21, data.reck61DAT1, data.reck61DAT2, data.reck73C1a, data.reck73C1b, data.reck75C2, data.reck78ExA, data.reck79ExB
● 0 images

data.pisaPars (Package: sirt) :

This data frame contains item parameters from two PISA studies. Because the Rasch model is used, only item difficulties are considered.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.pisaPars
● 0 images

data.read (Package: sirt) :

This dataset contains N=328 students and I=12 items measuring reading competence. All 12 items are arranged into 3 testlets (items with common text stimulus) labeled as A, B and C. The allocation of items to testlets is indicated by their variable names.

● Data Source: CranContrib
● Keywords: datasets
● Alias: data.read
● 0 images