taxes Property Tax Assistance

2022 Confidence Interval Detail

Williamson County
166-905/Thorndale ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 6,352,986 0.9578 6,632,894 15 24 0.014717154
E 26,089,891 0.9466 27,561,685 20 131 0.042252215
Random Totals: 32,442,877 34,194,579 35 155
CATG D1 EXCEPTION VALUES: 1,585,610 1,563,250
CATG J EXCEPTION VALUES: 994,579 1,088,795
Total Test Values 35,023,066 36,846,624

Margin of Error

Margin of Error Percent: 6.4625158
Margin of Error Value: 2,381,219

Confidence Interval Values(5)

Local Test Value: 35,023,066 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 34,465,405 (State Test Value minus Margin of Error Percent)
State Upper Limit: 39,227,843 (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