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Table 6 Relative RMSE percent produced by different sampling methods and sample sizes based on 5,000 simulations

From: Evaluation of sampling strategies to estimate crown biomass

Sample size Sampling strategies
SRS SRS-RAT PPS SYS SYS-RAT STR STR-RAT STR-PPS
3 55.70 25.72 23.46 72.02 28.80 53.41 25.61 21.57
6 38.07 17.93 18.23 35.23 17.53 36.63 17.78 17.59
9 30.38 14.19 15.83 23.58 13.29 29.03 14.07 15.55
12 25.42 11.92 14.40 18.37 11.11 24.27 11.76 14.22