It doesn’t. The test was designed for white people. It’s the same reason that facial recognition has more false positives for people with more melanin in their skin.
The problem is the test, not the skin. That’s my point.
It’s more about cultural and socioeconomic bias. So you might have questions that have a bias towards middleclass suburban kids vs a poor innercity kid.
You can find examples online, but some can be quite subtle. “Banana is to yellow as Ruby is to ______” Someone who grew up with jewelry would be more likely to know this. This goes against the principle of an IQ test, and older tests were notorious for this.
I think it would help to define the causal relationship you’re referring to. What exactly about skin color changes the outcome of the test?
It doesn’t. The test was designed for white people. It’s the same reason that facial recognition has more false positives for people with more melanin in their skin.
The problem is the test, not the skin. That’s my point.
How does the test tell the difference? Does it come with a color chart?
It’s more about cultural and socioeconomic bias. So you might have questions that have a bias towards middleclass suburban kids vs a poor innercity kid.
You can find examples online, but some can be quite subtle. “Banana is to yellow as Ruby is to ______” Someone who grew up with jewelry would be more likely to know this. This goes against the principle of an IQ test, and older tests were notorious for this.