taxes Property Tax Assistance

2018 Confidence Interval Detail

145/Leon
145-902/Centerville ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 10,082,570 0.7726 13,050,181 13 247 0.103446938
A 10,949,910 0.7677 14,263,267 13 135 0.034705862
A 10,324,670 0.8392 12,302,991 12 84 0.035352039
A 10,486,330 0.9664 10,850,921 11 54 0.020112591
E 172,360,710 0.7470 230,737,229 29 2398 0.040802265
G1 5,862,060 0.9581 6,118,422 8 52 0.010934194
G1 5,875,540 1.0041 5,851,549 6 13 0.000298911
G1 5,703,050 0.9924 5,746,725 4 7 0.001477544
Random Totals: 231,644,840 298,921,285 96 2,990
CATG D1 EXCEPTION VALUES: 14,387,020 12,986,213
CATG G1 EXCEPTION VALUES: 4,988,399 5,009,434
CATG J EXCEPTION VALUES: 12,261,442 12,798,373
Total Test Values(3) 263,281,701 329,715,305

Margin of Error

Margin of Error Percent: 5.2616388
Margin of Error Value: 17,348,428

Confidence Interval Values(5)

Local Test Value: 263,281,701 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 312,366,877 (State Test Value minus Margin of Error Percent)
State Upper Limit: 347,063,733 (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