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TABLE 13-4
The managers of a brokerage firm are interested in finding out if the number of new clients a broker brings into the firm affects the sales generated by the broker. They sample 12 brokers and determine the number of new clients they have enrolled in the last year and their sales amounts in thousands of dollars. These data are presented in the table that follows.
-Referring to Table 13-4, the managers of the brokerage firm wanted to test the hypothesis that the number of new clients brought in did not affect the amount of sales generated. The value of the test statistic is ________.
Inclusive Fitness Theory
A concept in evolutionary biology proposing that an organism's genetic success is derived not only from personal reproduction but also from supporting the reproduction of relatives.
Eusociality
A high level of organization in social animals characterized by cooperative brood care, division of labor, and overlapping generations within a colony.
Social Behavior
Interactions among individuals of the same species that influence the behavior of one another, often vital for survival and reproduction.
Fitness Benefits
Advantages conferred to individuals that contribute to their survival and reproductive success in a given environment.
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