taxes Property Tax Assistance

2021 Confidence Interval Detail

Hill County
109-903/Covington ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 5,417,620 0.9001 6,018,909 14 88 0.128400941
A 6,770,920 0.9674 6,999,090 15 60 0.070016118
A 5,705,950 1.0701 5,332,165 13 35 0.036299592
A 8,956,270 0.9283 9,648,034 12 37 0.016142727
E 77,999,060 0.9712 80,312,047 22 549 0.044605870
Random Totals: 104,849,820 108,310,245 76 769
CATG D1 EXCEPTION VALUES: 3,075,530 1,986,001
CATG J EXCEPTION VALUES: 21,030 24,310
Total Test Values 107,946,380 110,320,556

Margin of Error

Margin of Error Percent: 6.5388067
Margin of Error Value: 7,213,648

Confidence Interval Values(5)

Local Test Value: 107,946,380 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 103,106,908 (State Test Value minus Margin of Error Percent)
State Upper Limit: 117,534,204 (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