2009 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 | 27,713,371 | 0.9478 | 29,239,682 | 15 | 636 | .018291779 |
| A | 33,266,618 | 0.8985 | 37,024,617 | 17 | 424 | .023629612 |
| A | 35,610,685 | 0.8290 | 42,956,194 | 16 | 329 | .009419295 |
| A | 36,136,224 | 0.9260 | 39,024,000 | 16 | 233 | .029085909 |
| D3 | 52,100,233 | 0.9558 | 54,509,555 | 12 | 2,361 | .046422795 |
| G1 | 12,631,541 | 0.8733 | 14,464,149 | 10 | 21 | .102065228 |
| G1 | 11,435,322 | 1.0551 | 10,838,140 | 5 | 6 | .004083580 |
| G1 | 11,624,790 | 1.1545 | 10,069,112 | 3 | 4 | .002579120 |
| Random Totals: | 220,518,784 | 238,125,449 | 94 | 4,014 | ||
| Catg J Exception Values: | 12,499,070 | 11,206,255 | ||||
| Catg D1 Exception Values: | 7,185,295 | 6,948,571 | ||||
| Catg G1 Exception Values: | 11,519,080 | 10,781,244 | ||||
| Total Test Values (4): | 251,722,229 | 267,061,519 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 13,353,076 |
Confidence Interval Values (5)
| Local Test Value: | 251,722,229 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 253,708,443 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 280,414,595 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 266,331,660 | (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