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 standard error of the estimated slope coefficient is ________.
Definitions:
Inferior
Considered lower in status, quality, or importance compared to others.
Outgroup Homogeneity Effect
cognitive bias referring to the tendency to see members of an outgroup as more similar to each other than members of one's ingroup.
Similar
Having traits or characteristics in common; alike in substance or essentials.
Individuals
Separate and distinct entities often referenced in the context of discussing unique persons or single members of a group.
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