2008 Confidence Interval Detail
222/Terrell
222-901/Terrell County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 11,318,051 | 1.0024 | 11,290,953 | 11 | 5,752 | .009589015 |
| G1 | 181,325,830 | 0.9730 | 186,357,482 | 10 | 230 | .006936891 |
| G1 | 180,479,900 | 0.9984 | 180,769,131 | 9 | 58 | .000011830 |
| G1 | 185,917,150 | 0.9628 | 193,100,488 | 8 | 26 | .011750762 |
| G1 | 172,968,910 | 0.9310 | 185,788,303 | 6 | 12 | .033074111 |
| Random Totals: | 732,009,841 | 757,306,357 | 44 | 6,078 | ||
| Catg J Exception Values: | 22,313,733 | 22,355,227 | ||||
| Catg D1 Exception Values: | 15,276,937 | 23,652,733 | ||||
| Total Test Values (4): | 769,600,511 | 803,314,317 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 40,165,716 |
Confidence Interval Values (5)
| State Lower Limit: | 763,148,601 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 769,600,511 | (Within Confidence Interval) |
| State Upper Limit: | 843,480,033 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 872,607,682 | (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