taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
246/Williamson
246-911/Taylor ISD

Category Summary

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

Stratum
Variance
A 90,125,900 0.9643 93,462,512 28 1,383 .200077250
A 75,700,426 1.0085 75,062,396 20 747 .046455685
A 159,570,823 1.0157 157,104,286 51 1,283 .015621720
A 153,823,124 1.0089 152,466,175 31 827 .023158787
E 47,708,520 0.9624 49,572,444 15 507 .012698885
F1 41,776,474 1.0156 41,134,772 10 204 .087988706
F1 41,706,194 0.9397 44,382,456 9 59 .021170182
F1 38,460,282 0.8901 43,208,945 5 11 .001956415
L1 11,815,936 1.0576 11,172,405 9 143 .004199457
L1 12,045,452 0.9463 12,728,999 7 33 .065113392
L1 7,766,774 1.0456 7,428,055 5 7 .007598720
Random Totals: 680,499,905   687,723,445 190 5,204  
Catg D1 Exception Values: 18,002,340   15,729,467      
Catg F1 Exception Values: 31,141,738   30,435,250      
Catg L1 Exception Values: 32,626,457   29,494,848      
Total Test Values (4): 762,270,440   763,383,010      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 38,169,150

Confidence Interval Values (5)

State Lower Limit: 725,213,860 (State Test Value minus Margin of Error Percent)
Local Test Value: 762,270,440 (Within Confidence Interval)
State Upper Limit: 801,552,160 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 851,164,939 (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, D3, 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