TABLE 13-4 The Managers of a Brokerage Firm Are Interested in Finding

question 88

Short Answer

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 true slope was equal to 0. The denominator of the test statistic is s_b1. The value of s_b1in this sample is ________.

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Definitions:

Aggregate Expenditure Line

A graphical representation that shows the total amount of spending in an economy (consumption, investment, government spending, and net exports) at various levels of income.

Marginal Propensity to Consume

The fraction of any increase in disposable income spent on consumption, highlighting how consumption changes as income changes.

Price Level

Price level indicates the average of current prices across the entire spectrum of goods and services produced in the economy, often compared over time to assess inflation or deflation.

Aggregate Demand Curve

The total demand curve illustrates the overall volume of goods and services the economy requires at various price points.