2006 Confidence Interval Detail
234/Van Zandt
234-903/Edgewood ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 20,915,921 | 1.0061 | 20,789,107 | 15 | 356 | .064044223 |
| A | 20,951,376 | 1.0213 | 20,514,419 | 15 | 215 | .023960051 |
| A | 20,825,208 | 1.0366 | 20,089,917 | 18 | 158 | .016032093 |
| A | 20,638,803 | 1.0258 | 20,119,714 | 14 | 100 | .011032110 |
| D3 | 90,934,210 | 0.9684 | 93,901,497 | 21 | 2,748 | .042833616 |
| G1 | 5,606,610 | 0.9382 | 5,975,922 | 5 | 8 | .032875106 |
| Random Totals: | 179,872,128 | 181,390,576 | 88 | 3,585 | ||
| Catg D1 Exception Values: | 4,557,370 | 2,841,887 | ||||
| Catg G1 Exception Values: | 14,331,024 | 14,762,994 | ||||
| Total Test Values (4): | 198,760,522 | 198,995,457 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 9,949,773 |
Confidence Interval Values (5)
| State Lower Limit: | 189,045,684 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 198,760,522 | (Within Confidence Interval) |
| State Upper Limit: | 208,945,230 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 187,555,992 | (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