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152/Lubbock
2017 Confidence Interval Detail
152/Lubbock
152-908/Roosevelt ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 36,098,309 | 0.7360 | 49,046,615 | 13 | 552 | .072538424 |
| A | 30,112,200 | 0.8073 | 37,299,889 | 15 | 208 | .060651977 |
| A | 38,936,992 | 0.9512 | 40,934,601 | 14 | 188 | .012515454 |
| A | 45,085,541 | 1.0284 | 43,840,472 | 12 | 124 | .033845315 |
| E | 20,115,891 | 0.9835 | 20,453,372 | 10 | 345 | .006236583 |
| F1 | 2,906,502 | 0.7976 | 3,644,060 | 8 | 42 | .097841495 |
| F1 | 3,420,001 | 1.0218 | 3,347,036 | 8 | 23 | .023142881 |
| F1 | 3,286,015 | 1.0141 | 3,240,326 | 7 | 10 | .016996746 |
| G1 | 21,119,404 | 1.0473 | 20,165,572 | 9 | 47 | .002186341 |
| L1 | 2,420,925 | 0.8906 | 2,718,308 | 8 | 41 | .055280034 |
| L1 | 1,603,727 | 1.0049 | 1,595,907 | 5 | 7 | .051005278 |
| Random Totals: | 205,105,507 | 226,286,158 | 109 | 1,587 | ||
| Catg D1 Exception Values: | 10,143,569 | 8,625,464 | ||||
| Catg F1 Exception Values: | 4,432,820 | 3,932,508 | ||||
| Catg L1 Exception Values: | 7,218,156 | 7,739,085 | ||||
| Total Test Values (4): | 226,900,052 | 246,583,215 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,329,160 |
Confidence Interval Values (5)
| Local Test Value: | 226,900,052 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 234,254,055 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 258,912,375 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 218,404,041 | (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