taxes Property Tax Assistance

2021 Confidence Interval Detail

Williamson County
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 166,099,651 0.9354 177,570,719 30 1,306 0.065976144
A 137,556,623 0.9407 146,227,940 37 767 0.007497332
A 302,630,861 0.9834 307,739,334 50 1,424 0.003220944
A 400,475,706 0.9879 405,380,814 49 1,363 0.012472104
E 105,275,492 0.8895 118,353,560 13 652 0.049430735
F1 58,810,631 0.9639 61,013,208 12 211 0.044847463
F1 58,047,193 0.9699 59,848,637 10 71 0.035295642
F1 66,812,574 1.0080 66,282,315 8 23 0.017964233
F1 53,438,841 1.0138 52,713,771 2 3 0.000155745
Random Totals: 1,349,147,572 1,395,130,298 211 5,820
CATG D1 EXCEPTION VALUES: 9,358,469 9,851,730
CATG J EXCEPTION VALUES: 22,072,700 23,131,654
Total Test Values 1,380,578,741 1,428,113,682

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 71,405,684

Confidence Interval Values(5)

Local Test Value: 1,380,578,741 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,356,707,998 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,499,519,366 (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