Table 5-5
the Following Items Were Taken from the December

question 131

Essay

Table 5-5
The following items were taken from the December 31, 2019, records of Speedy Boat Company, which uses a periodic inventory system: $$\begin{array} { | l | r | } \hline \text { Salary payable } & \$ 1,100 \\\hline \text { Sales revenue } & 480,000 \\\hline \text { Interest revenue } & 3,000 \\\hline \text { Freight in } & 20,000 \\\hline \text { Beginning inventory } & 35,000 \\\hline \text { Sales discounts } & 18,000 \\\hline \text { Purchases of inventory } & 240,000 \\\hline \text { Purchase retarns and allowances } & 35,000 \\\hline \text { Purchase discounts } & 10,000 \\\hline \text { Sales returns and allowances } & 35,000 \\\hline \text { Ending inventory } & 80,000 \\\hline \text { Operating expenses } & 85,000 \\\hline \text { Interest expense } & 7,000 \\\hline \text { Owner withdrawals } & 12,000 \\\hline\end{array}$$
-Based on the information in Table 5-5, provide the following:
1. Multi-step income statement
2. Gross margin percentage and the inventory turnover ratio for Speedy Boat Company. Comment on the effect that an increasing inventory turnover has on a business.

Recognize the significance of assumptions in constructing economic models and their effects on the models' conclusions.

Identify the law of increasing opportunity cost and its graphical representation in the PPF.

Understand how different factors of production are not equally suited for producing all types of goods and the implications of this for the economy.

Understand the concept of economic growth as indicated by shifts in the production possibilities frontier.

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Definitions:

Standard Deviation

A statistic used to determine the degree of spread or variation among data values in a series.

Bimodal

Describes a distribution or data set that has two distinct modes or peaks in its frequency of occurrence.

Parameter

A numerical characteristic of a population, such as mean or standard deviation, that can be estimated by statistics calculated from a sample.

Statistic

A numerical measure that describes an aspect of a sample of data, such as its mean or variance.