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Lubbock County
2021 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 | 67,024,327 | 0.9471 | 70,767,952 | 11 | 549 | 0.111537550 |
| A | 70,415,095 | 0.9848 | 71,501,924 | 36 | 330 | 0.018228974 |
| A | 71,177,401 | 1.0325 | 68,936,950 | 20 | 237 | 0.005345478 |
| A | 96,819,976 | 0.9944 | 97,365,221 | 17 | 197 | 0.016583229 |
| E | 55,356,559 | 0.9718 | 56,962,913 | 21 | 573 | 0.090351497 |
| F1 | 7,853,648 | 0.9598 | 8,182,588 | 8 | 50 | 0.012297059 |
| F1 | 7,635,819 | 0.9390 | 8,131,863 | 7 | 13 | 0.010756827 |
| F1 | 7,582,958 | 0.9784 | 7,750,366 | 5 | 8 | 0.015534642 |
| F1 | 6,132,198 | 1.0150 | 6,041,291 | 2 | 3 | 0.039958360 |
| G1 | 7,403,391 | 1.0435 | 7,094,769 | 8 | 28 | 0.004781742 |
| Random Totals: | 397,401,372 | 402,735,837 | 135 | 1,988 | ||
| CATG D1 EXCEPTION VALUES: | 9,382,074 | 10,358,439 | ||||
| CATG G1 EXCEPTION VALUES: | 10,066,490 | 9,976,765 | ||||
| Total Test Values | 416,849,936 | 423,071,041 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 21,153,552 |
Confidence Interval Values(5)
| Local Test Value: | 416,849,936 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 401,917,489 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 444,224,593 | (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