# Changes in NEPSscaling Package Versions

For general help with the package, see:
https://www.neps-data.de/Data-Center/Overview-and-Assistance/Plausible-Values


VERSION 2.0.0

- added Starting Cohort 1: Math (w5, w7), Science (w6), Cogn. Devel. (w1)
- added Starting Cohort 2: Grammar (w1, w3), Math (w2, w3, w4, w6), Science 
                           (w1, w3, w5), Native Russian/Turkish (w4),
                           Reading (w6, w9), ICT (w5), Orthography (w6)
- added Starting Cohort 3: Reading (w1, w3, w6, w9), Math (w1, w3, w5, w9),
                           ICT (w2, w5, w9), Science (w2, w5, w9),
                           Orthography (w1, w3, w5), Native Russian/Turkish 
                           (w3, w6), English (w7, w9), Scientific Thinking 
                           (w9), Listening (w6)
- added Starting Cohort 4: Reading (w2, w7, w10), Math (w1, w7, w10), ICT 
                           (w1, w7), Science (w1, w5), Native Russian/Turkish
                           (w2), English (w3, w7), Scientific Thinking (w7)
- added functions summary.pv_obj() and print.pv_obj()
- changed multiple imputation CART algorithm from custom implementation to R 
  package "mice"'s implementation, renaming the control fields for the 
  algorithm accordingly
- included argument "adjust_school_context" in plausible_values() to consider 
  higher-level variance for student cohorts: mean WLE values per school are 
  added to the background data
- linking re-scaling now bases on wle/eap/pv means instead of on eap means only
- the output now includes the means of wles, eaps and pvs as well as the number 
  of test takers included (per wave), the computation times and logged events 
  of the mice algorithm