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Tom Green County
2021 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 | 46,302,000 | 0.8649 | 53,534,513 | 13 | 246 | 0.019253120 |
| A | 63,860,470 | 0.8934 | 71,480,266 | 13 | 216 | 0.004526290 |
| A | 53,990,030 | 0.8783 | 61,471,058 | 9 | 147 | 0.005377913 |
| A | 74,299,570 | 0.8883 | 83,642,429 | 11 | 134 | 0.017877461 |
| E | 215,022,170 | 0.8254 | 260,506,627 | 16 | 983 | 0.027057791 |
| Random Totals: | 453,474,240 | 530,634,893 | 62 | 1,726 | ||
| CATG D1 EXCEPTION VALUES: | 43,748,530 | 37,933,810 | ||||
| Total Test Values | 497,222,770 | 568,568,703 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 28,428,435 |
Confidence Interval Values(5)
| Local Test Value: | 497,222,770 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 540,140,268 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 596,997,138 | (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