2012 Confidence Interval Detail
003/Angelina
003-907/Central ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 37,106,328 | 1.0104 | 36,724,394 | 10 | 776 | .011224137 |
| A | 37,326,920 | 1.0269 | 36,349,128 | 10 | 445 | .039681687 |
| A | 37,090,370 | 1.0307 | 35,985,612 | 13 | 328 | .036323741 |
| A | 40,212,300 | 1.0161 | 39,575,140 | 11 | 237 | .023716285 |
| D3 | 55,974,490 | 0.9657 | 57,962,607 | 15 | 2,193 | .004988477 |
| G1 | 4,886,386 | 0.9654 | 5,061,514 | 13 | 24 | .018178999 |
| G1 | 5,006,375 | 0.9321 | 5,371,071 | 5 | 11 | .032024151 |
| G1 | 4,877,757 | 1.0250 | 4,758,787 | 4 | 7 | .019015256 |
| G1 | 3,865,924 | 1.0159 | 3,805,418 | 3 | 4 | .004702882 |
| Random Totals: | 226,346,850 | 225,593,671 | 84 | 4,025 | ||
| Catg J Exception Values: | 10,076,040 | 10,011,586 | ||||
| Catg D1 Exception Values: | 5,647,213 | 5,633,512 | ||||
| Total Test Values (4): | 242,070,103 | 241,238,769 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,061,938 |
Confidence Interval Values (5)
| State Lower Limit: | 229,176,831 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 242,070,103 | (Within Confidence Interval) |
| State Upper Limit: | 253,300,707 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 241,041,684 | (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