2009 Confidence Interval Detail
028/Caldwell
028-903/Luling ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 26,592,024 | 0.9514 | 27,950,414 | 16 | 636 | .026179971 |
| A | 26,709,993 | 0.9072 | 29,442,232 | 16 | 379 | .006887649 |
| A | 30,177,228 | 0.9673 | 31,197,382 | 15 | 300 | .023896858 |
| A | 32,428,270 | 0.9880 | 32,822,136 | 18 | 201 | .022671331 |
| D3 | 50,093,320 | 0.9240 | 54,213,550 | 20 | 1,600 | .114367219 |
| F1 | 7,630,530 | 0.9562 | 7,980,056 | 7 | 132 | .029672099 |
| F1 | 8,245,330 | 1.0202 | 8,082,072 | 10 | 57 | .018526169 |
| F1 | 8,250,160 | 1.0976 | 7,516,545 | 5 | 18 | .121359972 |
| G1 | 9,653,777 | 1.1159 | 8,651,113 | 7 | 72 | .005596388 |
| G1 | 10,163,480 | 1.0514 | 9,666,616 | 5 | 22 | .003800689 |
| G1 | 10,580,097 | 1.0381 | 10,191,790 | 5 | 9 | .002349163 |
| G1 | 8,037,930 | 1.0036 | 8,009,097 | 2 | 3 | .002138967 |
| Random Totals: | 228,562,139 | 235,723,003 | 126 | 3,429 | ||
| Catg J Exception Values: | 8,354,906 | 8,823,765 | ||||
| Catg D1 Exception Values: | 3,115,879 | 3,045,479 | ||||
| Catg F1 Exception Values: | 8,202,990 | 8,791,983 | ||||
| Total Test Values (4): | 248,235,914 | 256,384,230 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 12,819,212 |
Confidence Interval Values (5)
| State Lower Limit: | 243,565,018 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 248,235,914 | (Within Confidence Interval) |
| State Upper Limit: | 269,203,442 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 267,985,835 | (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