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Tarrant County
2021 Confidence Interval Detail
Tarrant County
220-915/Azle ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 369,527,181 | 0.9346 | 395,385,385 | 68 | 2,309 | 0.011794255 |
| A | 524,978,586 | 0.9885 | 531,086,076 | 85 | 2,240 | 0.006959375 |
| A | 489,302,842 | 0.9626 | 508,313,777 | 57 | 1,430 | 0.006089910 |
| A | 558,678,314 | 0.9543 | 585,432,583 | 50 | 995 | 0.012856271 |
| F1 | 48,420,623 | 0.8235 | 58,798,571 | 10 | 172 | 0.053869329 |
| F1 | 47,925,421 | 0.8156 | 58,760,938 | 9 | 71 | 0.069832417 |
| F1 | 49,346,188 | 0.7266 | 67,913,829 | 8 | 35 | 0.032251783 |
| F1 | 65,162,512 | 1.0778 | 60,458,816 | 5 | 11 | 0.008723060 |
| Random Totals: | 2,153,341,667 | 2,266,149,975 | 292 | 7,263 | ||
| CATG D1 EXCEPTION VALUES: | 474,308 | 363,437 | ||||
| Total Test Values | 2,153,815,975 | 2,266,513,412 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 113,325,671 |
Confidence Interval Values(5)
| Local Test Value: | 2,153,815,975 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 2,153,187,741 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 2,379,839,083 | (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