2008 Confidence Interval Detail
074/Fannin
074-912/Trenton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 12,331,680 | 0.8696 | 14,180,865 | 13 | 265 | .033755552 |
| A | 12,026,690 | 1.0605 | 11,340,585 | 13 | 129 | .006020772 |
| A | 15,370,810 | 1.0225 | 15,032,577 | 12 | 109 | .005297113 |
| A | 21,336,930 | 1.0579 | 20,169,137 | 15 | 115 | .005211272 |
| D3 | 48,082,770 | 0.9390 | 51,206,358 | 20 | 1,349 | .066660207 |
| L1 | 953,480 | 0.9898 | 963,306 | 6 | 28 | .004300617 |
| L1 | 1,761,820 | 1.0788 | 1,633,129 | 4 | 7 | .022092185 |
| Random Totals: | 111,864,180 | 114,525,957 | 83 | 2,002 | ||
| Catg J Exception Values: | 3,650,690 | 3,787,677 | ||||
| Catg D1 Exception Values: | 2,441,390 | 1,873,703 | ||||
| Catg L1 Exception Values: | 4,702,467 | 4,686,358 | ||||
| Total Test Values (4): | 122,658,727 | 124,873,695 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 6,243,685 |
Confidence Interval Values (5)
| State Lower Limit: | 118,630,010 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 122,658,727 | (Within Confidence Interval) |
| State Upper Limit: | 131,117,380 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 124,401,452 | (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