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Lubbock County
2019 Confidence Interval Detail
Lubbock County
152-909/Shallowater ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 55,993,334 | 0.9413 | 59,485,110 | 12 | 517 | 0.027139183 |
| A | 66,716,821 | 0.9918 | 67,268,422 | 21 | 338 | 0.026773717 |
| A | 64,988,377 | 0.9722 | 66,846,716 | 20 | 226 | 0.010057734 |
| A | 70,675,429 | 1.0385 | 68,055,300 | 10 | 147 | 0.005180152 |
| E | 52,570,274 | 1.0015 | 52,491,537 | 15 | 562 | 0.021519746 |
| F1 | 4,412,424 | 0.9204 | 4,794,029 | 8 | 34 | 0.033663126 |
| F1 | 6,815,279 | 1.0159 | 6,708,612 | 6 | 16 | 0.015350794 |
| F1 | 4,171,155 | 0.9674 | 4,311,717 | 5 | 6 | 0.017078586 |
| F1 | 6,385,323 | 0.9990 | 6,391,715 | 3 | 6 | 0.002815560 |
| G1 | 19,400,816 | 1.0284 | 18,865,049 | 8 | 30 | 0.000375473 |
| Random Totals: | 352,129,232 | 355,218,207 | 108 | 1,882 | ||
| CATG D1 EXCEPTION VALUES: | 10,178,071 | 8,471,723 | ||||
| CATG F1 EXCEPTION VALUES: | 6,165,559 | 5,973,170 | ||||
| CATG G1 EXCEPTION VALUES: | 8,284,730 | 8,231,528 | ||||
| Total Test Values(3) | 376,757,592 | 377,894,628 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 18,894,731 |
Confidence Interval Values(5)
| Local Test Value: | 376,757,592 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 358,999,897 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 396,789,359 | (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