Table 6. Differences in consciousness about improving the measurement standards for landscape trees among the plactitioner of planting construction, in S. Korea(one-way, ANOVA)

Division	Average	Standard deviation	Significance probability
By age	4.21	0.809	0.533
By occupation	4.15	0.818	0.060
By job type	4.31	0.798	0.050*
By job position	4.25	0.843	0.220
By working area	4.01	0.768	0.390
By work experience	4.26	0.847	0.336

P<0.05