2008 Confidence Interval Detail
212/Smith
212-904/Troup ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 47,940,200 | 0.9978 | 48,045,901 | 21 | 923 | .073692095 |
| D3 | 25,855,520 | 0.6772 | 38,180,035 | 10 | 1,055 | .189193291 |
| L1 | 11,949,802 | 0.8909 | 13,413,180 | 10 | 144 | .021973256 |
| Random Totals: | 85,745,522 | 99,639,116 | 41 | 2,122 | ||
| Catg D1 Exception Values: | 3,945,118 | 2,762,168 | ||||
| Total Test Values (4): | 89,690,640 | 102,401,284 |
Margin of Error
| Margin of Error Percent: | 11.7706473 |
|---|---|
| Margin of Error Value: | 12,053,294 |
Confidence Interval Values (5)
| Local Test Value: | 89,690,640 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 90,347,990 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 114,454,578 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 327,713,929 | (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