Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options answers only not deleted user 35989

A composite score is a single score that represents a combination of information from either multiple variables or multiple data points.

9 votes

Likert scale based composite variables

There are two ways you can take: (1) just use the sums of scores, (2) use an Item Response Theory (IRT) based method. Using sums of raw scores is very common in social sciences but many psychometricia …
J-J-J's user avatar
  • 5,913
1 vote

Re-scaling variable - Mean equal to 100

What you describe doesn’t sound like scaling but centering. If you subtract the mean from all the samples, their mean would become zero. To convince yourself, try it yourself $$ 0 = \frac{1}{n} \sum_{ …
Tim's user avatar
  • 141k