A Sample of Size 200 from Population 1 Has 50

question 70

Short Answer

A sample of size 200 from population 1 has 50 successes. A sample of size 200 from population 2 has 40 successes. The value of the test statistic for testing the null hypothesis that the proportion of successes in population 1 exceeds the proportion of successes in population 2 by 0.025 is: $$\begin{array} { | l | l | } \hline \text { A. } & 1.96 . \\\hline \text { B. } & 1.25 \\\hline \text { C. } & 0.5998 . \\\hline \text { D. } & 1.20 \\\hline\end{array}$$

---

Definitions:

FIFO

First-In, First-Out, an inventory valuation method where goods purchased first are sold first, affecting the cost of goods sold and ending inventory value.

Average Cost Method

An inventory valuation method that calculates the cost of goods sold based on the average cost of all items in stock.

Physical Flow

The actual movement or transfer of goods and materials through a production process or supply chain, distinct from the associated flow of costs or information.

Inflation

A general increase in prices and fall in the purchasing value of money, affecting the economy over time.