Question

what role does data visualization play in data analysis?
it helps simplify complex data and makes trends easier to understand.
it focuses on gathering data from various sources.
it generates raw data without analysis.
it evaluates teacher performance.

Explanation:

Data visualization simplifies complex data and makes trends easier to understand. Gathering data from various sources is data collection, not visualization. Generating raw data without analysis is data creation. Evaluating teacher performance is unrelated to data visualization's role in data analysis.

Answer:

It helps simplify complex data and makes trends easier to understand.