taxes Property Tax Assistance

2021 Confidence Interval Detail

Knox County
138-902/Knox City-O'Brien CISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 3,963,890 0.9758 4,062,195 15 174 0.002886954
A 3,904,650 0.9326 4,186,843 15 111 0.019597018
A 3,901,500 0.9198 4,241,683 15 75 0.007903794
A 3,776,570 0.9456 3,993,835 15 46 0.004445082
E 7,468,300 0.9914 7,533,085 23 155 0.008285449
F1 751,700 0.8005 939,038 14 45 0.052605420
F1 725,010 0.8995 806,014 9 17 0.025095919
F1 995,420 0.7506 1,326,166 7 11 0.031693660
G1 3,143,513 0.9809 3,204,723 8 40 0.000124495
L1 3,897,140 1.0035 3,883,548 8 37 0.001626082
Random Totals: 32,527,693 34,177,130 129 711
CATG D1 EXCEPTION VALUES: 7,019,340 5,903,287
CATG F1 EXCEPTION VALUES: 698,360 871,853
CATG G1 EXCEPTION VALUES: 2,664,410 2,615,305
CATG J EXCEPTION VALUES: 4,040,750 4,215,615
Total Test Values 46,950,553 47,783,190

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,389,160

Confidence Interval Values(5)

Local Test Value: 46,950,553 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 45,394,030 (State Test Value minus Margin of Error Percent)
State Upper Limit: 50,172,350 (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