TABLE 12-4 The Managers of a Brokerage Firm Are Interested in Finding

question 131

Short Answer

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 number of new clients brought in had a positive impact on the amount of sales generated. For a test with a level of significance of 0.01, the null hypothesis should be rejected if the value of the test statistic is ________.

---

Definitions:

Total Cost

The complete amount of money spent on the purchase of goods or services, including all related expenses.

Sensory Experiences

Interactions with the environment that involve stimulation of any of the senses, providing a subjective perceptual experience.

Neural Network

A set of virtual neurons, placed in layers, which work in parallel in an attempt to simulate the way the human brain works, although in a greatly simplified form.

Learning Machine

A system or model that utilizes data-driven algorithms to improve its performance on a specific task over time, typically referred to as machine learning.