New answers tagged measurement
In most cases, increasing the number of items on a personality test will increase the reliability of measurement (see the Spearman-Brown formula). Thus, there is a trade-off between test length and reliability. There are several 10 item measures of the Big 5. Notably, the TIPI and BFI-10 (Rammstedt et al, 2007). However, I would strongly discourage anyone ...
Your definition of intelligence ("...the ability to learn and research on any subject...") is exactly what IQ tests measures; general abstraction and reasoning ability. A nice article about the validity of IQ and the flimsy scientific basis of multiple intelligences. That is surely the best way to measure intelligence. However, IQ tests aren't completely ...
More comprehensive ones than the abovementioned memory test include the Miller Forensic Assessement of Symptoms and the Structured Interview of Reported Symptoms. These assess a wide variety of psychiatric symptoms and are supposedly very hard to fake.
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