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Tom Green County
2021 Confidence Interval Detail
Tom Green County
226-901/Christoval ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 40,349,090 | 0.6703 | 60,195,569 | 12 | 334 | 0.095886671 |
| A | 40,279,810 | 0.8437 | 47,741,863 | 11 | 175 | 0.040845119 |
| A | 44,801,680 | 0.9155 | 48,936,843 | 14 | 151 | 0.061086182 |
| A | 49,841,820 | 0.8420 | 59,194,561 | 14 | 116 | 0.034274126 |
| E | 61,328,090 | 0.9452 | 64,883,718 | 20 | 411 | 0.051599487 |
| Random Totals: | 236,600,490 | 280,952,554 | 71 | 1,187 | ||
| CATG D1 EXCEPTION VALUES: | 12,955,773 | 7,330,295 | ||||
| CATG J EXCEPTION VALUES: | 11,158,270 | 11,715,045 | ||||
| Total Test Values | 260,714,533 | 299,997,894 |
Margin of Error
| Margin of Error Percent: | 5.2866089 |
|---|---|
| Margin of Error Value: | 15,859,715 |
Confidence Interval Values(5)
| Local Test Value: | 260,714,533 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 284,138,179 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 315,857,609 | (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