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A student recorded sound intensity only as loud or soft. What is the best improvement for comparing different classrooms?

Answer and explanation

Correct answer: Measure sound level with the same instrument at fixed locations and times

Using the same instrument location and time makes data objective and comparable. Standardize the measurement procedure.

Related tags

Sound-LevelStandardizationClassroomQuantitative-ObservationScientific Questions And ObservationsExploration: Entering The World Of Secondary ScienceExploration Entering The World Of Secondary ScienceScience

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