The Symbol σ2 Is Used to Represent

question 138

Multiple Choice

The symbol σ2 is used to represent

• A) the variance of the population.
• B) the standard deviation of the sample.
• C) the standard deviation of the population.
• D) the variance of the sample.

---

Definitions:

Grinding Machines

Machinery designed for the purpose of grinding materials to finer textures and shapes.

Profitable Use

The application or allocation of resources in a manner that maximizes the financial returns or benefits.

Variable Cost

Expenses that fluctuate in direct proportion to the amount of production, including raw materials and direct labor costs.

Grinding Machine Time

This refers to the amount of time a grinding machine is in actual operation to perform its designated tasks.