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Williamson County
2024 Confidence Interval Detail
Williamson County
246-907/Jarrell ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 904,800,343 | 0.9842 | 919,325,689 | 105 | 3,377 | 0.004170982 |
| A | 3 | 866,913,332 | 0.9959 | 870,482,309 | 83 | 2,777 | 0.006328686 |
| A | 4 | 742,058,359 | 0.9596 | 773,299,665 | 75 | 1,909 | 0.016249186 |
| A | 5 | 709,085,514 | 0.9849 | 719,956,863 | 38 | 1,086 | 0.010097145 |
| E | 0 | 352,003,538 | 0.8044 | 437,597,636 | 14 | 757 | 0.171829576 |
| F1 | 2 | 56,510,312 | 0.9622 | 58,730,318 | 9 | 70 | 0.008143237 |
| F1 | 3 | 103,518,974 | 0.9558 | 108,306,104 | 8 | 59 | 0.016004315 |
| F1 | 4 | 100,746,060 | 0.8210 | 122,711,401 | 7 | 30 | 0.047784800 |
| F1 | 5 | 90,620,302 | 0.9683 | 93,587,010 | 5 | 13 | 0.004979031 |
| Random Totals: | 3,926,256,734 | 4,103,996,995 | 344 | 10,078 | |||
| CATG D1 EXCEPTION VALUES: | 3,706,106 | 3,326,147 | |||||
| Total Test Values | 3,929,962,840 | 4,107,323,142 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 205,366,157 |
Confidence Interval Values(5)
| Local Test Value: | 3,929,962,840 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 3,901,956,985 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 4,312,689,299 | (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