taxes Property Tax Assistance

2018 Confidence Interval Detail

246/Williamson
246-906/Hutto ISD

Category Summary

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

Stratum
Variance
A 248,238,665 0.9744 254,760,535 50 1,364 .005288613
A 631,566,303 0.9685 652,107,695 50 3,090 .003132275
A 893,843,719 0.9776 914,324,590 49 3,795 .001389355
A 771,267,449 0.9868 781,584,363 49 2,259 .022429814
F1 66,773,312 0.9935 67,210,178 9 127 .004509323
F1 69,282,729 0.9916 69,869,634 8 49 .000510266
F1 93,103,489 1.0044 92,695,628 6 26 .009378315
F1 71,839,834 1.0062 71,397,172 3 5 .009255132
Random Totals: 2,845,915,500   2,903,949,795 224 10,715  
Catg D1 Exception Values: 9,451,189   10,880,464      
Total Test Values (4): 2,855,366,689   2,914,830,259      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 145,741,512

Confidence Interval Values (5)

State Lower Limit: 2,769,088,747 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,855,366,689 (Within Confidence Interval)
State Upper Limit: 3,060,571,771 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,222,363,330 (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