taxes Property Tax Assistance

2018 Confidence Interval Detail

229/Tyler
229-904/Warren ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 32,559,315 0.6553 49,686,121 16 750 0.081631969
A 32,967,216 0.7747 42,554,816 16 400 0.070032917
A 29,681,886 0.8338 35,598,328 16 236 0.057251975
A 29,144,510 0.9201 31,675,372 17 138 0.026357701
E 49,171,741 0.7393 66,511,215 19 980 0.259667505
G1 7,072,959 1.0358 6,828,499 7 28 0.001659456
G1 7,814,100 1.0032 7,789,175 4 6 0.000173807
G1 8,340,562 0.9586 8,700,774 2 3 0.000012171
Random Totals: 196,752,289 249,344,300 97 2,541
CATG D1 EXCEPTION VALUES: 28,540,473 27,867,163
CATG G1 EXCEPTION VALUES: 4,236,717 4,346,882
Total Test Values(2) 229,529,479 281,558,345

Margin of Error

Margin of Error Percent: 6.4928932
Margin of Error Value: 18,281,283

Confidence Interval Values(5)

Local Test Value: 229,529,479 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 263,277,062 (State Test Value minus Margin of Error Percent)
State Upper Limit: 299,839,628 (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