Recognizing quantitites: a test


In this test you will be shown a sequence of slides. Each slide displays a number of identical objects. It does this for a fraction of a second, so that you will not have time to count the objects.

Your task is to write down how many objects are shown on each slide. There is a brief break between the slides to allow you to do this; but the break is just over a second long, so you will have to write down your numbers without delay. If you cannot decide what the correct number is write "-" and move on.



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