2008 Confidence Interval Detail
109/Hill
109-905/Hubbard ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,007,100 | 1.0129 | 7,905,124 | 12 | 226 | .041598412 |
| A | 8,548,470 | 0.8841 | 9,669,121 | 9 | 136 | .108558291 |
| A | 8,488,050 | 0.9859 | 8,609,443 | 11 | 90 | .015031793 |
| A | 8,811,440 | 0.9696 | 9,087,706 | 9 | 56 | .016554151 |
| D3 | 19,314,780 | 1.0208 | 18,921,219 | 24 | 987 | .060914434 |
| F1 | 1,712,550 | 0.9601 | 1,783,720 | 6 | 33 | .008556136 |
| F1 | 1,543,530 | 0.9001 | 1,714,843 | 4 | 11 | .010789299 |
| F1 | 1,658,880 | 0.9876 | 1,679,708 | 3 | 6 | .001460956 |
| Random Totals: | 58,084,800 | 59,370,884 | 78 | 1,545 | ||
| Catg J Exception Values: | 13,112,350 | 16,106,365 | ||||
| Catg D1 Exception Values: | 2,638,073 | 1,901,821 | ||||
| Catg F1 Exception Values: | 1,639,270 | 1,631,062 | ||||
| Total Test Values (4): | 75,474,493 | 79,010,132 |
Margin of Error
| Margin of Error Percent: | 5.0000005 |
|---|---|
| Margin of Error Value: | 3,950,507 |
Confidence Interval Values (5)
| State Lower Limit: | 75,059,625 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 75,474,493 | (Within Confidence Interval) |
| State Upper Limit: | 82,960,639 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 67,558,585 | (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, D3, 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