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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 | 0.6913 | 52,218,008 | 13 | 552 | .095009847 |
| A | 30,112,200 | 0.8135 | 37,015,612 | 16 | 208 | .058327572 |
| A | 38,936,992 | 0.9446 | 41,220,614 | 13 | 188 | .012868085 |
| A | 45,085,541 | 1.0196 | 44,218,852 | 12 | 124 | .039523896 |
| E | 20,463,433 | 0.9691 | 21,115,915 | 10 | 347 | .005590229 |
| F1 | 2,906,502 | 0.7583 | 3,832,918 | 8 | 42 | .128134658 |
| F1 | 3,420,001 | 0.9660 | 3,540,374 | 8 | 23 | .021660707 |
| F1 | 3,286,015 | 0.9520 | 3,451,696 | 7 | 10 | .036679379 |
| 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: | 205,453,049 | 231,093,776 | 109 | 1,589 | ||
| Catg D1 Exception Values: | 10,031,743 | 8,532,689 | ||||
| Catg F1 Exception Values: | 4,432,820 | 4,063,099 | ||||
| Catg L1 Exception Values: | 7,218,156 | 7,739,085 | ||||
| Total Test Values (4): | 227,135,768 | 251,428,649 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,571,432 |
Confidence Interval Values (5)
| Local Test Value: | 227,135,768 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 238,857,217 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 264,000,081 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 221,322,951 | (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