The national sales manager for "I colored this" (ICT) T-shirts, provides all salespersons with the payoff table shown below, giving the estimated profit when a retailer purchases from 1 to 4 dozen T-shirts. The probability of demand for each state of nature is also shown. 
What is the expected payoff for purchasing 1 dozen T-shirts?
Definitions:
Experimental Research
A method of research in the social sciences in which a controlled experimental factor is subjected to special treatment for purposes of comparison with a factor kept constant.
Physiological Test
An evaluation designed to measure the biological functions of an individual, often used to assess health or physical condition.
Psychometric Test
Standardized assessments designed to measure mental performance, personality characteristics, aptitudes, and other psychological attributes.
Control Group
In experimental research, the group of participants that does not receive the experimental treatment, serving as a comparison for evaluating the effect of the treatment.
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