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Tom Green County
2019 Confidence Interval Detail
Tom Green County
226-906/Wall ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 44,331,160 | 0.9851 | 45,001,685 | 11 | 241 | 0.001232055 |
| A | 45,780,780 | 0.9745 | 46,978,738 | 9 | 163 | 0.006217300 |
| A | 49,026,560 | 0.9965 | 49,198,756 | 12 | 137 | 0.002234920 |
| A | 50,293,560 | 1.0163 | 49,486,923 | 10 | 92 | 0.002958274 |
| E | 197,948,960 | 1.0526 | 188,057,154 | 21 | 979 | 0.015577479 |
| Random Totals: | 387,381,020 | 378,723,256 | 63 | 1,612 | ||
| CATG D1 EXCEPTION VALUES: | 44,302,610 | 39,222,960 | ||||
| Total Test Values(1) | 431,683,630 | 417,946,216 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 20,897,311 |
Confidence Interval Values(5)
| Local Test Value: | 431,683,630 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 397,048,905 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 438,843,527 | (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