taxes Property Tax Assistance

2019 Confidence Interval Detail

Smith County
212-905/Tyler ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,146,834,264 0.9173 1,250,228,130 146 12180 0.027912609
A 1,265,992,522 0.9554 1,325,091,608 148 7659 0.015685572
A 1,364,603,420 0.9569 1,426,066,904 150 5392 0.011939533
A 1,339,328,021 0.9896 1,353,403,417 125 2515 0.009817666
B 151,294,295 0.9575 158,009,708 10 940 0.009939185
B 147,560,851 0.8640 170,788,022 9 64 0.024082235
B 156,089,153 0.9398 166,087,628 5 17 0.011200530
B 134,475,080 0.9910 135,696,347 4 6 0.009249650
E 398,037,301 0.9310 427,537,380 29 2622 0.044992808
F1 576,104,008 0.7648 753,274,069 12 1416 0.197441897
F1 595,634,054 0.8805 676,472,520 11 378 0.041726080
F1 590,456,276 0.9852 599,326,305 9 141 0.001814935
F1 565,959,625 1.0543 536,810,799 8 34 0.032871458
L1 216,881,887 1.0074 215,288,750 10 1336 0.007039656
L1 213,943,139 1.1148 191,911,678 12 258 0.091187015
L1 226,368,325 1.0011 226,119,593 9 94 0.019658149
L1 214,459,991 0.9836 218,035,778 8 19 0.013796153
Random Totals: 9,304,022,212 9,830,148,636 705 35,071
CATG D1 EXCEPTION VALUES: 9,329,314 7,618,613
Total Test Values(1) 9,313,351,526 9,837,767,249

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 491,888,362

Confidence Interval Values(5)

Local Test Value: 9,313,351,526 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 9,345,878,887 (State Test Value minus Margin of Error Percent)
State Upper Limit: 10,329,655,611 (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