Day-of-the-Week, Left dB--Average by Day of the Week,StdDev_Pos,StdDev_Neg
1,113.332,0.155,0.160
2,113.238,0.142,0.146
3,112.830,0.133,0.138
4,112.210,0.126,0.130
5,113.211,0.131,0.135
6,112.951,0.133,0.137
7,112.441,0.158,0.163