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Parker County
2021 Confidence Interval Detail
Parker County
184-909/Brock ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 99,838,680 | 0.9462 | 105,515,409 | 20 | 410 | 0.008067362 |
| A | 93,347,894 | 0.9854 | 94,730,966 | 18 | 277 | 0.002475261 |
| A | 178,185,456 | 0.9981 | 178,524,653 | 12 | 448 | 0.001935944 |
| A | 269,643,780 | 1.0105 | 266,841,940 | 10 | 495 | 0.032330707 |
| E | 254,950,203 | 1.0153 | 251,108,247 | 24 | 933 | 0.024871404 |
| F1 | 9,948,500 | 0.9777 | 10,175,412 | 8 | 25 | 0.024334835 |
| F1 | 17,008,690 | 0.9202 | 18,483,688 | 6 | 22 | 0.026482824 |
| F1 | 7,594,422 | 0.9777 | 7,767,640 | 5 | 7 | 0.013410425 |
| F1 | 22,399,879 | 0.8624 | 25,973,886 | 4 | 12 | 0.053427784 |
| Random Totals: | 952,917,504 | 959,121,841 | 107 | 2,629 | ||
| CATG D1 EXCEPTION VALUES: | 5,016,992 | 3,837,716 | ||||
| Total Test Values | 957,934,496 | 962,959,557 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 48,147,978 |
Confidence Interval Values(5)
| Local Test Value: | 957,934,496 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 914,811,579 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,011,107,535 | (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