2007 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 | 9,123,280 | 0.9228 | 9,886,519 | 14 | 5,318 | .026638796 |
| G1 | 194,944,890 | 1.0126 | 192,519,149 | 7 | 228 | .006791493 |
| G1 | 200,456,620 | 1.0039 | 199,677,876 | 6 | 48 | .057691460 |
| G1 | 193,581,810 | 1.0018 | 193,233,989 | 5 | 22 | .001852017 |
| G1 | 190,394,360 | 1.0030 | 189,824,885 | 4 | 8 | .006296046 |
| Random Totals: | 788,500,960 | 785,142,418 | 36 | 5,624 | ||
| Catg J Exception Values: | 21,190,145 | 21,580,653 | ||||
| Catg D1 Exception Values: | 14,440,555 | 21,686,299 | ||||
| Total Test Values (4): | 824,131,660 | 828,409,370 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 41,420,469 |
Confidence Interval Values (5)
| State Lower Limit: | 786,988,901 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 824,131,660 | (Within Confidence Interval) |
| State Upper Limit: | 869,829,839 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 923,407,125 | (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