idx.md
In volker: High-Level Functions for Tabulating, Charting and Reporting Survey Data

idx_add is deprecated

Code
  data %>% idx_add(tidyselect::starts_with("cg_adoption")) %>%
    tab_metrics_one_grouped(idx_cg_adoption, adopter)
Condition
  Warning:
  `idx_add()` was deprecated in volker 3.0.0.
  i Please use `add_index()` instead.
Output


  |Innovator type                                    | min|  q1| median|  q3| max| mean|  sd|  n| items| alpha|
  |:-------------------------------------------------|---:|---:|------:|---:|---:|----:|---:|--:|-----:|-----:|
  |I try new offers immediately                      | 1.5| 3.2|    3.3| 4.1| 5.0|  3.5| 0.9| 15|    12|  0.81|
  |I try new offers rather quickly                   | 1.8| 2.5|    2.8| 3.1| 3.8|  2.8| 0.5| 61|    12|  0.81|
  |I wait until offers establish themselves          | 1.0| 2.4|    2.7| 3.0| 3.8|  2.7| 0.6| 20|    12|  0.81|
  |I only use new offers when I have no other choice | 2.4| 2.4|    2.4| 2.4| 2.4|  2.4|    |  1|    12|  0.81|
  |total                                             | 1.0| 2.4|    2.8| 3.2| 5.0|  2.9| 0.6| 97|    12|  0.81|

  4 missing case(s) omitted.

Index is calculated

Code
  data %>% add_index(tidyselect::starts_with("cg_adoption")) %>%
    tab_metrics_one_grouped(idx_cg_adoption, adopter)
Output


  |Innovator type                                    | min|  q1| median|  q3| max| mean|  sd|  n| items| alpha|
  |:-------------------------------------------------|---:|---:|------:|---:|---:|----:|---:|--:|-----:|-----:|
  |I try new offers immediately                      | 1.5| 3.2|    3.3| 4.1| 5.0|  3.5| 0.9| 15|    12|  0.81|
  |I try new offers rather quickly                   | 1.8| 2.5|    2.8| 3.1| 3.8|  2.8| 0.5| 61|    12|  0.81|
  |I wait until offers establish themselves          | 1.0| 2.4|    2.7| 3.0| 3.8|  2.7| 0.6| 20|    12|  0.81|
  |I only use new offers when I have no other choice | 2.4| 2.4|    2.4| 2.4| 2.4|  2.4|    |  1|    12|  0.81|
  |total                                             | 1.0| 2.4|    2.8| 3.2| 5.0|  2.9| 0.6| 97|    12|  0.81|

  4 missing case(s) omitted.

Items are reversed

Code
  dist_reversed
Output


  |Index: cg_adoption_advantage_0 | value|
  |:------------------------------|-----:|
  |min                            |     1|
  |q1                             |     3|
  |median                         |   3.5|
  |q3                             |   3.8|
  |max                            |     5|
  |mean                           |   3.3|
  |sd                             |   0.8|
  |n                              |    99|
  |items                          |     4|
  |alpha                          |  0.79|

  2 missing case(s) omitted.

Code
  dist_unreversed
Output


  |Index: cg_adoption_advantage_0 | value|
  |:------------------------------|-----:|
  |min                            |     1|
  |q1                             |   2.2|
  |median                         |   2.5|
  |q3                             |     3|
  |max                            |     5|
  |mean                           |   2.7|
  |sd                             |   0.8|
  |n                              |    99|
  |items                          |     4|
  |alpha                          |  0.79|

  2 missing case(s) omitted.