taxes Property Tax Assistance

2019 Confidence Interval Detail

Johnson County
126-906/Keene ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 18,655,598 0.8092 23,054,372 10 254 0.054725866
A 20,154,190 0.8067 24,983,501 9 179 0.099880763
A 24,934,886 0.9082 27,455,281 8 172 0.016278643
A 44,862,313 1.0358 43,311,752 15 218 0.020487354
B 3,924,624 1.0146 3,868,149 8 31 0.001484943
B 5,882,756 0.9805 5,999,751 7 24 0.001336913
B 3,592,465 0.9054 3,967,821 5 9 0.060717395
E 21,152,452 0.9390 22,526,573 15 272 0.036469680
F1 3,423,554 0.9511 3,599,573 6 22 0.006326756
F1 4,039,965 0.8069 5,006,773 2 13 0.000000126
F1 2,401,220 0.9704 2,474,464 1 5 0.000000000
L1 3,027,754 0.9843 3,076,048 10 17 0.008065172
Random Totals: 156,051,777 169,324,058 96 1,216
CATG B EXCEPTION VALUES: 2,899,462 3,273,322
CATG D1 EXCEPTION VALUES: 96,024 55,018
CATG F1 EXCEPTION VALUES: 3,713,544 3,748,255
CATG L1 EXCEPTION VALUES: 19,337,345 19,337,345
Total Test Values(4) 182,098,152 195,737,998

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,786,900

Confidence Interval Values(5)

Local Test Value: 182,098,152 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 185,951,098 (State Test Value minus Margin of Error Percent)
State Upper Limit: 205,524,898 (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