taxes Property Tax Assistance

2019 Confidence Interval Detail

Castro County
140-907/Springlake-Earth ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
D2 2,402,650 0.9934 2,418,613 10 33 0.003488005
E 2,912,230 0.8817 3,302,972 21 52 0.048834615
Random Totals: 5,314,880 5,721,585 31 85
CATG D1 EXCEPTION VALUES: 8,157,275 5,753,551
CATG J EXCEPTION VALUES: 1,790,530 1,820,045
Total Test Values(2) 15,262,685 13,295,181

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 664,759

Confidence Interval Values(5)

Local Test Value: 15,262,685 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 12,630,422 (State Test Value minus Margin of Error Percent)
State Upper Limit: 13,959,940 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values