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Tom Green County
2023 Confidence Interval Detail
Tom Green County
226-905/Water Valley ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 16,362,880 | 0.8840 | 18,510,045 | 12 | 183 | 0.087505575 |
| A | 24,610,640 | 0.9439 | 26,073,355 | 12 | 134 | 0.014588858 |
| A | 25,084,740 | 0.9829 | 25,521,152 | 12 | 89 | 0.008338666 |
| A | 27,835,080 | 0.9808 | 28,379,976 | 12 | 65 | 0.013182413 |
| E | 51,893,210 | 0.8988 | 57,736,104 | 20 | 294 | 0.039693331 |
| G1 | 18,481,897 | 1.0112 | 18,277,192 | 9 | 41 | 0.000394633 |
| Random Totals: | 164,268,447 | 174,497,824 | 77 | 806 | ||
| CATG D1 EXCEPTION VALUES: | 9,269,690 | 6,185,007 | ||||
| CATG J EXCEPTION VALUES: | 8,576,850 | 8,682,717 | ||||
| Total Test Values | 182,114,987 | 189,365,548 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 9,468,277 |
Confidence Interval Values(5)
| Local Test Value: | 182,114,987 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 179,897,271 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 198,833,825 | (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