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4.
This will be true only if the descriptions of the items given the respondents match the descriptions they would generate for themselves in this situation, which can, of course, be independently measured.
5.
The comparability of situations can, of course, be independently measured.
6.
AbelsonR. P.The Simulation of Social Interaction in LindzeyG.AronsonE., eds. Handbook of Social Psychology, 2nd ed.N. Y.: Addison-Wesley, 1965.