2007 Confidence Interval Detail
057/Dallas
057-911/Highland Park ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,607,318,189 | 0.9774 | 2,667,606,087 | 49 | 3,509 | .000743228 |
| A | 2,606,826,080 | 0.9697 | 2,688,280,994 | 50 | 2,260 | .001802909 |
| A | 2,605,861,728 | 0.9783 | 2,663,663,220 | 47 | 1,438 | .001947293 |
| A | 2,605,443,691 | 0.9698 | 2,686,578,357 | 42 | 640 | .001390041 |
| B | 133,525,543 | 0.9829 | 135,848,553 | 7 | 378 | .010362131 |
| B | 133,778,523 | 0.9025 | 148,231,050 | 7 | 263 | .014573055 |
| B | 133,142,119 | 0.8625 | 154,367,674 | 7 | 209 | .015745795 |
| B | 133,142,142 | 1.0366 | 128,441,194 | 7 | 123 | .058505652 |
| F1 | 259,602,084 | 0.9735 | 266,668,807 | 7 | 128 | .024794500 |
| F1 | 261,527,618 | 0.8483 | 308,296,143 | 5 | 21 | .039316499 |
| F1 | 278,647,638 | 0.8972 | 310,574,719 | 3 | 6 | .018015457 |
| F1 | 232,135,711 | 0.9924 | 233,913,453 | 2 | 3 | .002332332 |
| Random Totals: | 11,990,951,066 | 12,392,470,251 | 233 | 8,978 | ||
| Total Test Values (4): | 11,990,951,066 | 12,392,470,251 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 619,623,513 |
Confidence Interval Values (5)
| State Lower Limit: | 11,772,846,738 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 11,990,951,066 | (Within Confidence Interval) |
| State Upper Limit: | 13,012,093,764 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 11,353,503,104 | (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