2010 Confidence Interval Detail
143/Lavaca
143-906/Ezzell ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 31,425,789 | 0.9632 | 32,626,442 | 18 | 2,077 | .005639193 |
| G1 | 10,299,330 | 0.8663 | 11,888,872 | 9 | 33 | .115957126 |
| G1 | 10,782,610 | 1.0790 | 9,993,151 | 7 | 16 | .009240523 |
| G1 | 10,731,930 | 0.9912 | 10,827,209 | 5 | 8 | .069799775 |
| G1 | 9,248,511 | 1.0284 | 8,993,107 | 2 | 3 | .000881154 |
| Random Totals: | 72,488,170 | 74,328,781 | 41 | 2,137 | ||
| Catg J Exception Values: | 1,488,787 | 1,502,882 | ||||
| Catg D1 Exception Values: | 7,137,401 | 7,393,552 | ||||
| Total Test Values (4): | 81,114,358 | 83,225,215 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 4,161,261 |
Confidence Interval Values (5)
| State Lower Limit: | 79,063,954 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 81,114,358 | (Within Confidence Interval) |
| State Upper Limit: | 87,386,476 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 91,549,286 | (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