Exhibit 13.8 A market researcher is studying the spending habits of people across age groups.The amount of money spent by each individual is classified by spending category (Dining out,Shopping or Electronics) and generation (Gen-X,Gen-Y,Gen-Z or Baby Boomers) .The data and an incomplete ANOVA table are shown below. 
Refer to Exhibit 13.8.For the interaction,the value of the test statistic is:
Definitions:
Emotional Reactions
Immediate, spontaneous feelings in response to stimuli, influenced by individual temperament, experiences, and the surrounding context.
Moral Expectations
The societal norms and values that dictate what behaviors are considered morally right or wrong.
Self-esteem
Self-esteem refers to an individual's overall subjective evaluation of their worth or value as a person.
Self-enhancement
A type of social behavior or cognitive bias that leads individuals to view themselves in an overly favorable manner for self-promotion.
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