Which of the Following Yields a Simple Random Sample

question 4

Multiple Choice

Which of the following yields a simple random sample?

• A)All students in a class are divided into groups of 15.One student is randomly chosen from the 1st group,the remaining observations are every 15th student thereafter.
• B)The best 15 students,according to the opinion of the instructor,in a class are selected.
• C)The names of 50 students in a class are written on 50 different pieces of paper and put in a hat.The first 15 pieces of paper are selected blindly one at a time without replacing them back in the hat after shuffling the papers thoroughly.
• D)All students in a class are divided into groups according to the rows that they are seated.One of the groups is randomly selected.

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Definitions:

Physical Flow

The actual movement of goods through a production process or supply chain.

Internal Control

Methods and practices put in place by an organization to guarantee the accuracy of financial and accounting data, encourage responsibility, and inhibit fraudulent activities.

Physical Inventory

The process of counting and verifying the actual quantities of goods in stock at a particular time.

Inventory Cost Formulas

Methods used to determine the cost of inventory sold and ending inventory value, such as FIFO (First-In, First-Out), LIFO (Last-In, First-Out), and weighted average cost.