taxes Property Tax Assistance

2017 Confidence Interval Detail

220/Tarrant
220-920/White Settlement ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 233,746,442 0.9569 244,274,681 43 2,620 .015473212
A 353,058,673 0.9508 371,328,011 43 2,747 .004889696
A 376,904,203 0.9699 388,601,096 48 2,229 .006928526
A 386,930,576 0.9785 395,432,372 49 1,454 .008652903
B 42,014,199 0.8004 52,491,503 10 233 .033704064
F1 57,215,571 0.8957 63,878,052 9 120 .015697956
F1 56,805,997 0.9686 58,647,529 9 38 .016586471
F1 74,908,251 0.9052 82,753,260 8 25 .008319397
F1 80,798,420 0.8625 93,679,328 5 11 .008286485
Random Totals: 1,662,382,332   1,751,085,832 224 9,477  
Catg D1 Exception Values: 499,362   147,298      
Catg B Exception Values: 150,430,703   154,635,394      
Total Test Values (4): 1,813,312,397   1,905,868,524      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 95,293,426

Confidence Interval Values (5)

State Lower Limit: 1,810,575,098 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,813,312,397 (Within Confidence Interval)
State Upper Limit: 2,001,161,950 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,836,578,001 (See ISD Summary Worksheet)

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
(6) Includes local value of unstudied property categories and sub-categories