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152/Lubbock
2017 Confidence Interval Detail
152/Lubbock
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 | 48,546,644 | 0.9463 | 51,301,537 | 15 | 562 | .009861873 |
| A | 47,672,633 | 0.9524 | 50,055,264 | 18 | 286 | .012093221 |
| A | 50,624,295 | 0.9500 | 53,288,732 | 20 | 207 | .013895318 |
| A | 61,957,952 | 0.9911 | 62,514,330 | 16 | 164 | .007566684 |
| E | 28,515,689 | 0.8061 | 35,374,878 | 11 | 349 | .041577840 |
| F1 | 4,850,430 | 0.9024 | 5,375,033 | 7 | 39 | .030730746 |
| F1 | 3,531,433 | 1.0050 | 3,513,864 | 5 | 9 | .033270385 |
| F1 | 4,379,912 | 1.1441 | 3,828,260 | 5 | 7 | .046947910 |
| F1 | 6,380,773 | 0.9201 | 6,934,869 | 4 | 7 | .018112797 |
| G1 | 14,019,652 | 1.0167 | 13,789,370 | 8 | 35 | .003171512 |
| Random Totals: | 270,479,413 | 285,976,137 | 109 | 1,665 | ||
| Catg D1 Exception Values: | 5,903,358 | 5,292,648 | ||||
| Catg F1 Exception Values: | 6,166,459 | 6,110,702 | ||||
| Catg G1 Exception Values: | 7,330,025 | 7,412,060 | ||||
| Total Test Values (4): | 289,879,255 | 304,791,547 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 15,239,577 |
Confidence Interval Values (5)
| State Lower Limit: | 289,551,970 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 289,879,255 | (Within Confidence Interval) |
| State Upper Limit: | 320,031,124 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 290,186,460 | (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