A Primary Source instrument is one that has been developed by the author(s) of the journal article listed in the Source field. Sometimes it includes the full text of the instrument.
I am doing a study on moods. A colleague suggested using a specific instrument but I can't remember the name of it - it has the word negative and the author is Watson . How can I find it?
Secondary sources describe literature that does not include the entire instrument. It can include articles that describe how the instrument was used, outcomes, and more, as well as some level of detail about the instrument or measure, such as sample questions.
I have found the "Positive and Negative Affect Schedule" but now I would like to find some other studies who have used the instrument before. Can I do that?
Review Sources include information about articles that discuss the use of an instrument.
Now I would like to find articles that have reviewed this instrument, such as the Mental Measurements Yearbook. How do I do that?
Is there a way to search for citations that discuss a specific reliability of the instrument?
The Reliability Field (RL) contains information on the dependability of an instrument determined by the indicators "Internal Consistency", "Inter-Rater", "Parallel Forms" and "Test-Retest" as described in the record. To perform a keyword search of the Reliabity Field to look for a specific indicator:
If you would like to search in general for validity or reliability of a particular test, such as the "Positive and Negative Affect Schedule"
I have decided to use the Positive and Negative Affect Schedule for my study, but one of my study groups is Spanish and I don't have a translator. Has this instrument been translated into different languages?