disc_true | R Documentation |
Difficulty parameters for an exam of 30 items assessing 3 latent abilities.
disc_true
A data frame with 3 rows and 30 columns. Entry [k,i]
represents the discrimination
parameter between item i
and ability k
.
Each entry is sampled uniformly from [0.25,1.75]
.
If an entry in q_matrix.rda
is 0, then so is the corresponding entry in disc_true.rda
.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.