taxes Property Tax Assistance

2018 Confidence Interval Detail

211/Sherman
211-902/Stratford ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 11,405,550 0.6930 16,458,225 15 271 0.029298965
A 12,352,710 0.7814 15,808,434 15 169 0.025253511
A 10,355,320 0.7374 14,043,016 15 99 0.033465956
A 12,133,010 0.8026 15,117,132 15 64 0.026970302
G1 12,939,560 0.9978 12,968,090 15 153 0.002726428
G1 12,993,620 1.0107 12,856,060 15 73 0.006921778
G1 12,824,690 1.0162 12,620,242 13 43 0.009555247
G1 12,725,010 0.9948 12,791,526 10 22 0.001641448
L1 4,099,630 1.0211 4,014,915 10 95 0.016895315
L1 4,473,570 1.0268 4,356,808 7 29 0.013485051
L1 3,821,860 0.9855 3,878,092 5 11 0.008403425
L1 2,423,310 0.9906 2,446,305 3 4 0.000363719
Random Totals: 112,547,840 127,358,845 138 1,033
CATG D1 EXCEPTION VALUES: 94,041,410 99,236,775
CATG J EXCEPTION VALUES: 20,997,550 22,013,772
Total Test Values(2) 227,586,800 248,609,392

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 12,430,470

Confidence Interval Values(5)

Local Test Value: 227,586,800 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 236,178,922 (State Test Value minus Margin of Error Percent)
State Upper Limit: 261,039,862 (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