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Bourdon test variant with letters online
The Bourdon test in the letter version is quite common among psychologists. It is easy to complete. And it allows you to give a relatively objective assessment of the possibilities of human attention. The test is a table of 40 by 40 cells with the letters of the English alphabet, a total of 1600 letters in the table. Among all the letters, the subjects need to sequentially find and select the given letters. Usually it is necessary to select those letters that are the first in the row.
Instructions for performing the Bourdon test - letter version:
Your task is to sequentially look through each line of the test to highlight those letters in it that are located first in these lines (in this case, these letters are already highlighted in a different color). In a simplified version, your work with a proof test is not interrupted and lasts 5 minutes. In the advanced version, which allows you to evaluate more parameters of your attention, your work is automatically interrupted every minute, the page is refreshed, the data is saved, and you continue to work from the same place where you left off.
The usual version of the letter proof test is:
Random distribution of letters
Continuous test passing
Take the test "Bourdon test letter variant" online - simplified version
Advanced version of the Bourdon test letter variant:
More even distribution of alphabetic characters
The page is refreshed every minute
More attention indicators - added fatigue index
Take the test "Bourdon test - letter variant" online - advanced
Correction test calculated indicators:
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