Exhibit 5-3
Roth is a computer-consulting firm. The number of new clients that they have obtained each month has ranged from 0 to 6. The number of new clients has the probability distribution that is shown below. 
-Refer to Exhibit 5-3. The standard deviation is
Definitions:
SEC
The Securities and Exchange Commission is an agency of the U.S. government tasked with enforcing federal laws pertaining to securities and overseeing the securities industry, including stock and options exchanges.
10-K Report
An annual comprehensive report filed by publicly traded companies in the United States, detailing their financial performance, required by the SEC.
LIFO Layers
An inventory valuation method where the last items placed in inventory are the first ones to be recorded as sold.
Profit Margin
A financial ratio that indicates the percentage of revenue that exceeds the costs of goods sold, showing how much profit is made on sales.
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