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TABLE 12-4
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 12-4, the managers of the brokerage firm wanted to test the hypothesis that the population slope was equal to 0. The denominator of the test statistic is . The value of
in this sample is ________.
Proportional
Pertaining to a relationship or situation where two quantities vary directly with each other.
Taxable Income
The amount of income that is subject to taxation, after all allowable deductions, credits, and exemptions.
Total Income
The sum of all earnings received by an individual or entity, encompassing wages, salaries, profits, rents, and other forms of earnings.
Progressive Tax
A taxation system where the tax rate increases as the taxable amount or income increases, placing a higher burden on wealthier individuals.
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