Question

multiple choice question
when researchers decide how to collect data, they use a(n) ______, a detailed plan for gathering data scientifically.
○ dependent variable
○ operational definition
○ research design
○ random sample

Explanation:

• A dependent variable is the measured outcome in research, not a data collection plan.
• An operational definition defines how variables are measured, not a data gathering plan.
• A research design is a detailed, structured plan for scientifically collecting and analyzing research data, matching the description.
• A random sample is a subset of a population used in research, not a plan for data collection.

Answer:

C. research design