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152/Lubbock
2017 Confidence Interval Detail
152/Lubbock
152-910/Idalou ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 29,841,147 | 0.9047 | 32,984,577 | 18 | 407 | .101882650 |
| A | 29,862,767 | 0.9388 | 31,809,509 | 15 | 212 | .037928782 |
| A | 31,467,629 | 0.9409 | 33,444,180 | 15 | 161 | .020470911 |
| A | 35,654,540 | 1.1392 | 31,297,876 | 15 | 109 | .023487834 |
| E | 31,959,487 | 0.8248 | 38,748,166 | 18 | 334 | .129162844 |
| F1 | 4,301,263 | 0.8672 | 4,959,943 | 9 | 47 | .023219811 |
| F1 | 4,291,560 | 0.9210 | 4,659,674 | 6 | 14 | .032517228 |
| F1 | 5,349,896 | 1.0970 | 4,876,842 | 4 | 7 | .012303387 |
| L1 | 11,520,616 | 0.9663 | 11,922,401 | 9 | 66 | .035866779 |
| L1 | 15,190,358 | 0.9813 | 15,479,831 | 6 | 18 | .048956518 |
| L1 | 8,531,032 | 0.8792 | 9,703,176 | 4 | 5 | .034437953 |
| L1 | 18,542,369 | 0.9812 | 18,897,645 | 2 | 6 | .000315666 |
| Random Totals: | 226,512,664 | 238,783,820 | 121 | 1,386 | ||
| Catg D1 Exception Values: | 14,890,943 | 12,214,937 | ||||
| Catg F1 Exception Values: | 3,067,905 | 3,005,187 | ||||
| Total Test Values (4): | 244,471,512 | 254,003,944 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,700,197 |
Confidence Interval Values (5)
| State Lower Limit: | 241,303,747 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 244,471,512 | (Within Confidence Interval) |
| State Upper Limit: | 266,704,141 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 238,782,695 | (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