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Williamson County
2022 Confidence Interval Detail
Williamson County
246-905/Granger ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 16,799,455 | 0.8077 | 20,799,127 | 13 | 187 | 0.226473548 |
| A | 21,539,219 | 1.0833 | 19,882,968 | 12 | 130 | 0.041977379 |
| A | 39,563,651 | 0.9939 | 39,806,470 | 12 | 168 | 0.064755951 |
| A | 94,032,238 | 1.0446 | 90,017,459 | 11 | 206 | 0.017486120 |
| E | 173,486,055 | 1.0598 | 163,696,976 | 20 | 684 | 0.101339351 |
| Random Totals: | 345,420,618 | 334,203,000 | 68 | 1,375 | ||
| CATG D1 EXCEPTION VALUES: | 14,608,494 | 14,875,993 | ||||
| CATG J EXCEPTION VALUES: | 11,133,089 | 12,161,198 | ||||
| Total Test Values | 371,162,201 | 361,240,191 |
Margin of Error
| Margin of Error Percent: | 6.9905325 |
|---|---|
| Margin of Error Value: | 25,252,613 |
Confidence Interval Values(5)
| Local Test Value: | 371,162,201 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 335,987,578 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 386,492,804 | (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