Table 1.

Summary statistics comparing the result of the four different methods for daily O₃ concentrations at the the Gwangyang Bay industrial complex (n = 2283).

Model	Mean	SD	Min	25th	50th	75th	Max
Method 1	42.2	15.5	10.4	30.1	39.4	54.0	88.6
Method 2	40.9	16.6	3.7	28.9	38.9	51.8	113.8
Method 3	41.4	15.6	3.8	29.7	39.0	52.2	113.1
Method 4	41.7	15.9	5.9	29.6	39.2	52.6	113.5

Daily 8 h maximum moving average, Method 1: simple averaging, Method 2: nearest neighbor, Method 3: inverse distance weighting, Method 4: kriging.