calc_var_within

Provides functions to simulate data from large-scale educational
assessments, including background questionnaire data and cognitive item
responses that adhere to a multiple-matrix sampled design. The theoretical
foundation can be found on
Matta, T.H., Rutkowski, L., Rutkowski, D. et al. (2018)
<doi:10.1186/s40536-018-0068-8>.

Waldir Leoncio

lsasim

Functions to Facilitate the Simulation of Large Scale Assessment
Data

Tyler Matta

Leslie Rutkowski

David Rutkowski

Yuan-Ling Linda Liaw

Kondwani Kajera Mughogho

Sinan Yavuz

Paul Bailey

calc_var_within function

<dl><dt>n_j</dt>
<dd>number of elements in class j</dd>
<dt>s2_j</dt>
<dd>variance of all elements in class j</dd>
<dt>M</dt>
<dd>total sample size</dd>
<dt>N</dt>
<dd>number of classes j</dd></dl>

Arguments

Calculate variance within classes — calc_var_within

<dl>

<dt>n_j</dt>
<dd>number of elements in class j</dd>


<dt>s2_j</dt>
<dd>variance of all elements in class j</dd>


<dt>M</dt>
<dd>total sample size</dd>


<dt>N</dt>
<dd>number of classes j</dd>

</dl>

Calculate variance within classes

calc_var_within: Calculate variance within classes

Description

Usage

Arguments

References

See Also