Analysing your IQ
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The ability to hold and manipulate multiple pieces of information simultaneously without external aids.
Working memory is the mental scratchpad where you hold and process information in real time. High capacity means you can juggle more variables, follow longer chains of reasoning, and solve problems in your head that others need to write down. This manifests as mental math facility, keeping track of multiple conversation threads, or debugging complex logic without extensive notes.
Working memory capacity is one of the strongest correlates of fluid intelligence. Dual-task paradigms and n-back tests consistently show that the ability to maintain and manipulate information predicts performance on higher-order reasoning tasks.
Doing multi-step mental arithmetic without pencil and paper
Following complex arguments without losing the thread
Holding multiple options in mind while making decisions
Mentally debugging code before writing anything down
Working memory is the same as short-term memory (WM involves manipulation, not just storage)
You can't improve working memory (training shows modest but real gains)
External tools are a sign of low capacity (strategic offloading is intelligent behavior)
Ask yourself these questions to evaluate whether you demonstrate this trait:
Can you do moderately complex calculations in your head?
Do you rarely lose track of ideas in long, complex conversations?
Can you hold multiple options in mind while comparing them?
Working memory capacity is highly sensitive to stress, sleep deprivation, and cognitive load. A temporary dip doesn't indicate low baseline capacity.
The ability to hold and manipulate multiple pieces of information simultaneously without external aids. Working memory capacity is one of the strongest correlates of fluid intelligence. Dual-task paradigms and n-back tests consistently show that the ability to maintain and manipulate information predicts performance on higher-order reasoning tasks.
Ask yourself: Can you do moderately complex calculations in your head? Do you rarely lose track of ideas in long, complex conversations? Can you hold multiple options in mind while comparing them? If you answered yes to most of these, you likely demonstrate this cognitive trait.
While cognitive abilities have a genetic component, most can be enhanced through deliberate practice and training. Working memory capacity is highly sensitive to stress, sleep deprivation, and cognitive load. A temporary dip doesn't indicate low baseline capacity.