taxes Property Tax Assistance

2020 Confidence Interval Detail

Sherman County
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 13,371,260 0.8773 15,241,377 16 279 0.020557623
A 12,900,350 0.8613 14,977,766 16 157 0.052697199
A 12,852,740 0.8628 14,896,546 14 109 0.032321722
A 14,095,940 0.9280 15,189,591 13 66 0.055375694
G1 7,095,730 1.0114 7,015,750 15 161 0.001479223
G1 7,104,990 0.9970 7,126,369 15 63 0.000655619
G1 6,938,770 1.0057 6,899,443 14 32 0.000182391
G1 6,988,520 1.0027 6,969,702 10 16 0.000181305
L1 4,600,760 0.9806 4,691,781 11 89 0.002369015
L1 4,396,160 0.9753 4,507,495 8 27 0.005455001
L1 4,873,750 0.9657 5,046,857 8 13 0.001962624
Random Totals: 95,218,970 102,562,677 140 1,012
CATG D1 EXCEPTION VALUES: 70,742,997 120,429,726
CATG J EXCEPTION VALUES: 25,531,190 32,570,146
CATG L1 EXCEPTION VALUES: 2,821,620 2,798,493
Total Test Values 194,314,777 258,361,042

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 12,918,052

Confidence Interval Values(5)

Local Test Value: 194,314,777 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 245,442,990 (State Test Value minus Margin of Error Percent)
State Upper Limit: 271,279,094 (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