taxes Property Tax Assistance

2021 Confidence Interval Detail

Milam County
166-904/Rockdale ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 60,280,901 0.7480 80,589,440 16 904 0.128846355
A 59,008,650 0.8020 73,576,870 18 490 0.106767931
A 65,124,160 0.8579 75,911,132 23 389 0.062808711
A 67,272,040 0.9281 72,483,612 26 264 0.027392067
E 191,852,621 0.8990 213,406,697 22 1,227 0.083785325
F1 12,952,320 0.6837 18,944,449 15 130 0.148560619
F1 14,974,450 0.6387 23,445,201 15 47 0.140711427
F1 10,742,300 0.6476 16,587,863 10 11 0.124836925
Random Totals: 482,207,442 574,945,264 145 3,462
CATG D1 EXCEPTION VALUES: 12,405,569 9,760,530
CATG F1 EXCEPTION VALUES: 11,296,650 10,436,213
CATG J EXCEPTION VALUES: 11,572,703 12,350,111
Total Test Values 517,482,364 607,492,118

Margin of Error

Margin of Error Percent: 5.3929748
Margin of Error Value: 32,761,897

Confidence Interval Values(5)

Local Test Value: 517,482,364 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 574,730,221 (State Test Value minus Margin of Error Percent)
State Upper Limit: 640,254,015 (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