taxes Property Tax Assistance

2019 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 43,250,741 1.0349 41,792,193 22 813 0.034056285
A 60,160,210 0.9909 60,712,696 30 572 0.003463430
A 46,526,230 0.9947 46,774,133 18 297 0.010628933
A 77,087,880 1.0240 75,281,133 24 316 0.005404353
E 161,348,804 0.9858 163,672,960 22 1198 0.039623977
F1 11,837,080 0.6224 19,018,445 15 144 0.150198193
F1 12,436,530 0.5808 21,412,758 18 47 0.319817510
F1 9,619,970 0.6371 15,099,623 12 15 0.292929366
F1 10,868,200 0.8579 12,668,589 5 7 0.063125455
Random Totals: 433,135,645 456,432,530 166 3,409
CATG D1 EXCEPTION VALUES: 12,922,849 10,931,417
CATG J EXCEPTION VALUES: 10,730,055 11,214,884
Total Test Values(2) 456,788,549 478,578,831

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 23,928,942

Confidence Interval Values(5)

Local Test Value: 456,788,549 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 454,649,889 (State Test Value minus Margin of Error Percent)
State Upper Limit: 502,507,773 (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