Histogram stats - Sample Cast
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Cast 7
 Mean sigma: 26.2595 RMS: 0.0019119
 Mean theta: 19.2645  RMS: 0.0094161
 Mean salinity: 36.7077  RMS: 0.0013732
 Mean Pressure: 95.2721  RMS: 9.5516
 Mean Chlorophyll: 0.81117  RMS: 0.50188