There appears to be a negative correlation between age and both crystallized and fluid intelligence.

Name: There appears to be a negative correlation between age and both crystallized and fluid intelligence.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

While there is a negative correlation between age and fluid intelligence, meaning fluid intelligence tends to decline with age, there is generally a positive correlation between age and crystallized intelligence, which tends to increase or remain stable with age.

There Appears to Be a Negative Correlation Between Age and Both