What Is the Primary Reason That Descriptive and Correlational Research

question 116

Multiple Choice

What is the primary reason that descriptive and correlational research cannot determine conclusively that variables have a cause-and-effect relationship

• A) The researcher observes behaviour under artificial situations. 
• B) The data collected frequently comes from direct observations or statements made by subjects. 
• C) Only an experimental group is used. 
• D) The researcher cannot control events or manipulate variables.

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Definitions:

Net Operating Income

A measure of a company's profitability from its core business operations, excluding expenses and revenues from investments and financing.

Variable Costs

Costs that vary directly with the level of production or output, such as materials and labor.

Productive Capacity

The maximum output a system can produce in a specific period under normal working conditions.

Milling Machine

A machine tool used to machine solid materials by removing material in the form of chips using a rotating cutting tool.