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The dominant cockle essay is used to observe the correlation amid handedness and snap dominance and whether one inherited trait go away always influences another correlated trait. Examples of this experiment of this can be traced punt as far as 1908. In this experiment 50 stack were asked to clasp their hand and the thumb dominance. Once the hands were clasped, one thumb would tutorial overlap the other and the handedness of each subject was noted.The surmisal of the experiment is that when people clasp their hands, the thumb of the dominant hand whitethorn overlap the thumb of the non-dominant hand. In 1999, a scientist by the name of Regis stainless 18 studies of pargonnts and their children to find that 55% of the population are left-hand-clappers (therefore right-handed), 44% are right-hand-clappers (left-handed), and the remaining 1% report that they have no reference or are indifferent (ambidextrous).It also states, familial data suggest that hand-clasping may be und er genetic control. Purpose The purpose of this experiment was to study the correlation between thumb dominance and handedness. Hypothesis If an several(prenominal) is right-handed the right thumb will be dominant when the hands are clasped. If the individual is left handed then the left thumb will be dominant the hands are clasped together. Procedures Equipment Used 50 Volunteers Pen