calc_sum: Calculate sum of variables

In milanwiedemann/psychdata: psychdata: An R package for common data manipulation of psychological datasets

Description

Calculate sum addressing item-level missing data using proration

Usage

calc_sum(data, id_str, var_str, session_str, n_min, item_scores = FALSE,
  short_var_name = TRUE, timepoint_str = "s", sep = "_")

Arguments

data	Wide dataframe.
id_str	String of identifier variable.
var_str	String of variable to calculate sum for.
session_str	String of session number.
n_min	Minimum number of available scores to calculate sum.
item_scores	Add item scores after sum.
sep	seperator for variable names.
sort_sum_item	Logical, if TRUE and multiple sessions then output dataframe will be organised sum_timepoint followed by all items for that timepoint, if FALSE all sums will come after id variable followed by all items.

milanwiedemann/psychdata documentation built on June 8, 2020, 6:57 p.m.