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Washington County
2021 Confidence Interval Detail
Washington County
239-901/Brenham ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 312,392,040 | 0.8878 | 351,872,088 | 46 | 2,567 | 0.069321552 |
| A | 365,038,350 | 0.8897 | 410,293,751 | 57 | 1,957 | 0.018841763 |
| A | 403,281,540 | 0.9305 | 433,403,052 | 59 | 1,553 | 0.012031682 |
| A | 438,229,190 | 0.9535 | 459,600,619 | 59 | 1,016 | 0.014342447 |
| E | 1,077,550,512 | 0.8905 | 1,210,051,108 | 68 | 4,525 | 0.165366996 |
| F1 | 92,350,009 | 0.8794 | 105,014,793 | 13 | 427 | 0.036569821 |
| F1 | 95,829,033 | 0.7427 | 129,027,916 | 12 | 154 | 0.133960232 |
| F1 | 107,227,639 | 0.8536 | 125,618,134 | 9 | 64 | 0.243772299 |
| F1 | 110,482,763 | 0.9681 | 114,123,296 | 7 | 19 | 0.002894209 |
| Random Totals: | 3,002,381,076 | 3,339,004,757 | 330 | 12,282 | ||
| CATG D1 EXCEPTION VALUES: | 23,992,372 | 19,584,962 | ||||
| Total Test Values | 3,026,373,448 | 3,358,589,719 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 167,929,486 |
Confidence Interval Values(5)
| Local Test Value: | 3,026,373,448 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 3,190,660,233 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 3,526,519,205 | (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