2008 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 | 28,551,760 | 1.0193 | 28,011,145 | 20 | 2,012 | .060199306 |
| G1 | 25,824,490 | 0.9044 | 28,554,279 | 15 | 39 | .035432956 |
| G1 | 27,875,469 | 0.9964 | 27,976,183 | 9 | 13 | .000761254 |
| G1 | 25,383,967 | 0.9505 | 26,705,910 | 4 | 5 | .007119166 |
| Random Totals: | 107,635,686 | 111,247,517 | 48 | 2,069 | ||
| Catg J Exception Values: | 1,674,750 | 1,716,782 | ||||
| Catg D1 Exception Values: | 7,359,560 | 7,274,333 | ||||
| Catg G1 Exception Values: | 22,943,940 | 22,926,718 | ||||
| Total Test Values (4): | 139,613,936 | 143,165,350 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 7,158,268 |
Confidence Interval Values (5)
| State Lower Limit: | 136,007,082 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 139,613,936 | (Within Confidence Interval) |
| State Upper Limit: | 150,323,618 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 152,098,219 | (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