| metadata_large_example {ata} | R Documentation |
Sample data used to demonstrate automated test assembly.
metadata_large_example
A data frame with 1096 rows and 44 variables:
Unique item identifier, alpha-numeric index code.
Content label, as factor identifying content "A" and "B".
Dummy code for content "A", 0 and 1 indicators.
Dummy code for content "B", 0 and 1 indicators.
Dummy code for content "C", 0 and 1 indicators.
Dummy code for content "D", 0 and 1 indicators.
Dummy code for content "E", 0 and 1 indicators.
Dummy code for content "F", 0 and 1 indicators.
Dummy code for content "G", 0 and 1 indicators.
Dummy code for content "H", 0 and 1 indicators.
Dummy code for content "I", 0 and 1 indicators.
Dummy code for content "J", 0 and 1 indicators.
Dummy code for content "K", 0 and 1 indicators.
Dummy code for content "L", 0 and 1 indicators.
Dummy code for content "M", 0 and 1 indicators.
Dummy code for content "N", 0 and 1 indicators.
Dummy code for content "O", 0 and 1 indicators.
Dummy code for content "P", 0 and 1 indicators.
Dummy code for content "Q", 0 and 1 indicators.
Dummy code for content "R", 0 and 1 indicators.
Dummy code for content "S", 0 and 1 indicators.
Dummy code for content "T", 0 and 1 indicators.
Dummy code for content "U", 0 and 1 indicators.
Dummy code for content "V", 0 and 1 indicators.
Dummy code for content "W", 0 and 1 indicators.
Dummy code for content "X", 0 and 1 indicators.
Dummy code for content "Y", 0 and 1 indicators.
Dummy code for content "Z", 0 and 1 indicators.
Item proportion correct responding.
Item-total point biserial correlation, rounded decimal correlation in range -1.00 to 1.00
Item contribution to total composite standard deviation.
Observed median item response time, in seconds.
Number of response choices in the multiple-choice question.
Correct answer key. In the multiple-choice questions answer 1 = A, 2 = B, and so on.
Formative insight skill classification.
Formative skill insight dummy code for skill 1 (S1): Interpretive.
Formative skill insight dummy code for skill 2 (S2): Factual.
Formative skill insight dummy code for skill 3 (S3): Evaluative.
Item Response Theory (IRT) item information function value at a theta = -2.0.
Item Response Theory (IRT) item information function value at a theta = -1.0.
Item Response Theory (IRT) item information function value at a theta = 0.0.
Item Response Theory (IRT) item information function value at a theta = 1.0.
Item Response Theory (IRT) item information function value at a theta = 2.0.
Passage based item set parent identification.