1. "Average" is your average response time on each question. Try to get this as low as possible
2. Correct is the number of answers you got correct
3. Standard deviation is the variance between your answers

What's Normal? It depends on your age. This test is difficult because you are asked to perform simultaneous
 tasks, putting stress on your frontal cortex. However, many experts believe cognitive training can help build a mental
 reserve potentially helping to avert cognitive decline, and you may find yourself becoming quicker at quantitative tasks,
learning new languages, programming, multi-tasking with enhanced mental bandwidth. It can be a web accelerator for
your brain.