taxes Property Tax Assistance

2020 Confidence Interval Detail

Coryell County
050-902/Gatesville ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 93,293,559 0.9398 99,269,588 24 1,391 0.089770845
A 104,990,063 0.8738 120,153,425 33 961 0.039805170
A 108,432,294 0.9772 110,962,233 53 675 0.018710235
A 137,318,600 0.9934 138,230,924 43 515 0.006959433
E 301,003,653 0.9728 309,419,874 32 1,816 0.026655032
F1 24,557,230 0.9462 25,953,530 10 166 0.014237069
F1 28,547,874 0.8959 31,865,023 9 63 0.047463469
F1 29,713,089 0.9452 31,435,769 7 21 0.005883159
F1 27,650,720 1.0060 27,485,805 4 5 0.001017129
Random Totals: 855,507,082 894,776,171 215 5,613
CATG D1 EXCEPTION VALUES: 23,446,574 23,527,147
Total Test Values 878,953,656 918,303,318

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 45,915,166

Confidence Interval Values(5)

Local Test Value: 878,953,656 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 872,388,152 (State Test Value minus Margin of Error Percent)
State Upper Limit: 964,218,484 (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