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152/Lubbock
2017 Confidence Interval Detail
152/Lubbock
152-906/Lubbock-Cooper ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 539,536,159 | 0.9475 | 569,431,302 | 100 | 3,344 | .017863590 |
| A | 565,660,335 | 0.9641 | 586,723,716 | 100 | 2,339 | .012715165 |
| A | 576,551,847 | 0.9783 | 589,340,537 | 100 | 1,600 | .010855185 |
| A | 594,634,724 | 0.9854 | 603,445,021 | 67 | 911 | .029845206 |
| F1 | 78,752,241 | 0.9492 | 82,966,963 | 10 | 238 | .016384834 |
| F1 | 79,841,884 | 0.9286 | 85,980,922 | 10 | 83 | .026049962 |
| F1 | 88,752,221 | 1.0593 | 83,783,839 | 8 | 42 | .030752497 |
| F1 | 104,369,481 | 0.9875 | 105,690,614 | 8 | 15 | .004044322 |
| Random Totals: | 2,628,098,892 | 2,707,362,914 | 403 | 8,572 | ||
| Catg D1 Exception Values: | 8,352,233 | 7,295,387 | ||||
| Total Test Values (4): | 2,636,451,125 | 2,714,658,301 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 135,732,915 |
Confidence Interval Values (5)
| State Lower Limit: | 2,578,925,386 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,636,451,125 | (Within Confidence Interval) |
| State Upper Limit: | 2,850,391,216 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,895,022,372 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories