2007 Confidence Interval Detail
092/Gregg
092-901/Gladewater ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 50,085,909 | 0.8471 | 59,126,324 | 20 | 1,172 | .084505534 |
| A | 50,054,707 | 0.9588 | 52,205,577 | 19 | 588 | .022873499 |
| A | 50,135,060 | 1.0156 | 49,364,967 | 17 | 415 | .013735033 |
| A | 49,989,492 | 1.0101 | 49,489,647 | 24 | 267 | .011577245 |
| D3 | 75,927,478 | 1.0109 | 75,108,792 | 26 | 4,322 | .091107064 |
| F1 | 8,367,396 | 0.8668 | 9,653,203 | 10 | 168 | .079666696 |
| F1 | 8,462,794 | 0.8877 | 9,533,394 | 9 | 48 | .035908579 |
| F1 | 9,675,897 | 0.9473 | 10,214,185 | 7 | 16 | .073641950 |
| G1 | 44,665,554 | 1.0507 | 42,510,283 | 7 | 119 | .010930768 |
| G1 | 44,250,642 | 0.9883 | 44,774,504 | 6 | 48 | .004004853 |
| G1 | 45,442,978 | 0.9689 | 46,901,618 | 5 | 23 | .002567939 |
| G1 | 43,011,620 | 0.9918 | 43,367,231 | 4 | 11 | .001447641 |
| Random Totals: | 480,069,527 | 492,249,725 | 154 | 7,197 | ||
| Catg D1 Exception Values: | 6,232,580 | 5,293,328 | ||||
| Catg F1 Exception Values: | 6,652,380 | 6,954,575 | ||||
| Total Test Values (4): | 492,954,487 | 504,497,628 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 25,224,881 |
Confidence Interval Values (5)
| State Lower Limit: | 479,272,747 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 492,954,487 | (Within Confidence Interval) |
| State Upper Limit: | 529,722,509 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 507,544,714 | (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