Paul Frank
01/28/2024 · High School
Researchers have noted that children who learn to play a musical instrument through taking lessons have higher average SAT scores, higher average GPAs, and higher average class ranks. This is an example of: the establishing of a causal relationship through correlation. a block design, with music and no-music groups as blocks. an observational study. an experiment.
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This is an example of an observational study.
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