5
votes
1answer
129 views

Minimizing Halo Error

I'm working with a dataset wherein participants rate five different attributes of six device variants; the attribute ratings different variants are very tightly correlated, suggesting that this ...
3
votes
2answers
321 views

How to conduct surveys using facebook?

More and more often I read in papers, that an online survey has been conducted through Facebook. What I have yet to understand is how this can best be done. I understand that Facebook allows the ...
5
votes
3answers
463 views

Analyzing control questions data for a survey

I have an experimental study with a list of demographic and related questions and in order to identify data from participants that were potentially just answering the questions at random (to get ...