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

question 167

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. The p-value of the test is ________.

---

Definitions:

Confidence Interval

A range of values, derived from a set of data, within which there is a specified probability that the value of a parameter lies.

Typing Speeds

Measure of the number of words or characters one can type in a fixed amount of time, often used to assess keyboarding proficiency.

Reading Speeds

Refers to the rate at which an individual can read and comprehend text.

Linear Correlation

A measure of the strength and direction of a linear relationship between two quantitative variables.