Table 1.

Comparison of the average tree cover extracted from sample cells and the total cells in the localities of Puntarenas, Costa Rica.

Locality	% tree of total area	% tree mean of total cells	% tree mean of sample	Standard Error *	Difference†
Barrio El Carmen	22.62	25.15	22.15	5.51	−3.00
El Centro	15.36	16.35	17.75	3.84	1.40
El Cocal	18.82	19.07	29.74	5.80	10.67
Veinte de Noviembre	41.46	40.60	49.31	8.05	8.71
Chacarita	26.51	20.82	18.84	5.96	−1.98
Fray Casiano	41.82	38.28	38.55	4.77	0.27
San Luis	50.53	48.09	47.85	9.54	−0.24
Carrizal	40.37	41.38	42.48	9.58	1.10
El Huerto	54.82	54.38	56.75	19.61	2.37
Linda Vista	54.36	50.21	48.47	12.46	−1.74
Total area	33.60	32.97	35.08	3.20	2.11

^*Standard error corrected for finite populations: [population standard deviation / n½] [(total cells-n)/(total cells-1)]½

^†Difference = % tree mean sample − % tree mean total cells.