Last week i used a stopwatch to measure the echo time of my, Ask an Expert

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Last week I used a stopwatch to measure the echo time of my snare drum in the hall outside my classroom, which is 80 meters long. The average echo time was 10 milliseconds. Use your understanding of the Echo Ranging formula to prove or disprove my findings, remember this echo was heard in air.

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Statistics and Probability, Statistics

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