rasch_df_nest function

Nest data by age group

rasch_df_nest(df, vars_group, vars_id)

Arguments

• df: a data frame of individual survey data, where each row is an individual
• vars_group: a string with the column name identifying grouping variable
• vars_id: a string with column name uniquely identifying individuals

Returns

nested tibble with two columns: the age group given by vars_group and df_split with the split data

See Also

Other rasch functions: rasch_DIF(), rasch_drop(), rasch_factor(), rasch_mds_children(), rasch_mds(), rasch_model_children(), rasch_model(), rasch_quality_children_print(), rasch_quality_children(), rasch_rawscore(), rasch_recode(), rasch_rescale_children(), rasch_rescale(), rasch_split_age(), rasch_split(), rasch_testlet()

Other children analysis functions: rasch_drop(), rasch_mds_children(), rasch_model_children(), rasch_quality_children_print(), rasch_quality_children(), rasch_recode(), rasch_rescale_children(), rasch_split_age(), rasch_split(), rasch_testlet()