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246/Williamson
2018 Confidence Interval Detail
246/Williamson
246-906/Hutto ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 248,238,665 | 0.9744 | 254,760,535 | 50 | 1364 | 0.005288613 |
| A | 631,566,303 | 0.9685 | 652,107,695 | 50 | 3090 | 0.003132275 |
| A | 893,843,719 | 0.9776 | 914,324,590 | 49 | 3795 | 0.001389355 |
| A | 771,267,449 | 0.9868 | 781,584,363 | 49 | 2259 | 0.022429814 |
| F1 | 66,773,312 | 0.9935 | 67,210,178 | 9 | 127 | 0.004509323 |
| F1 | 69,282,729 | 0.9916 | 69,869,634 | 8 | 49 | 0.000510266 |
| F1 | 93,103,489 | 1.0044 | 92,695,628 | 6 | 26 | 0.009378315 |
| F1 | 71,839,834 | 1.0062 | 71,397,172 | 3 | 5 | 0.009255132 |
| Random Totals: | 2,845,915,500 | 2,903,949,795 | 224 | 10,715 | ||
| CATG D1 EXCEPTION VALUES: | 9,451,189 | 10,880,464 | ||||
| Total Test Values(1) | 2,855,366,689 | 2,914,830,259 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 145,741,513 |
Confidence Interval Values(5)
| Local Test Value: | 2,855,366,689 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 2,769,088,746 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 3,060,571,772 | (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