Examlex
Find the intersection of the sets. Write the answer in interval notation.
Secondary Data
Pieces of information that have already been collected from other sources and usually are readily available.
Quantitative Research
A research method focused on obtaining data through objective measurement and statistical analysis.
Data Collection
The systematic approach to gathering and measuring information from various sources to get a complete and accurate picture of an area of interest.
Research Design
Research design is the framework or strategic plan for a study that outlines how to collect, analyze, and interpret data, ensuring that the research question is effectively addressed.
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