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 |
| G1 | 50,103,245 | 0.9748 | 51,398,487 | 5 | 134 | .000615855 |
| G1 | 50,588,485 | 0.9764 | 51,811,230 | 5 | 74 | .003739814 |
| G1 | 49,473,618 | 1.0066 | 49,149,233 | 5 | 49 | .000513850 |
| G1 | 49,688,976 | 1.0033 | 49,525,542 | 5 | 31 | .003633973 |
| L1 | 11,949,802 | 0.8909 | 13,413,180 | 10 | 144 | .021973256 |
| Random Totals: | 285,599,846 | 301,523,608 | 61 | 2,410 | ||
| Catg D1 Exception Values: | 3,945,118 | 2,762,168 | ||||
| Total Test Values (4): | 289,544,964 | 304,285,776 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 15,214,289 |
Confidence Interval Values (5)
| State Lower Limit: | 289,071,487 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 289,544,964 | (Within Confidence Interval) |
| State Upper Limit: | 319,500,065 | (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