acoustic_reflection_analysis/data_visualization/tests/data/test_frequency_data.csv

1	frequency_hz	amplitude_db
2	20.0	-60.0
3	50.0	-50.0
4	100.0	-45.0
5	200.0	-40.0
6	500.0	-30.0
7	1000.0	-25.0
8	2000.0	-20.0
9	5000.0	-15.0
10	10000.0	-12.0
11	16000.0	-18.0