I am investigating/testing/comparing/evaluating the body electrical activity: brainwaves, as well the galvanic skin conductance.
The variables of this test are:
Test room features, artificial light OFF , Test time slots Location; Beauty Reference.
The first group indicates the controllodes variables, the second group represent the dependant ones.
Both of these are releated to the restriced sampling.
Participant were asked to carry with them their own beauty reference. The graph below shows the main areas of fascination’ source, based on the sample of 160 items.