2008 Confidence Interval Detail
057/Dallas
057-906/DeSoto ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 482,747,170 | 0.9995 | 482,988,664 | 14 | 4,620 | .005305990 |
| A | 541,511,110 | 0.9983 | 542,433,247 | 18 | 4,109 | .000665107 |
| A | 462,479,030 | 0.9924 | 466,020,788 | 19 | 2,709 | .000860338 |
| A | 369,570,660 | 0.9962 | 370,980,385 | 24 | 1,373 | .007425459 |
| B | 31,371,490 | 1.0333 | 30,360,486 | 7 | 358 | .003829233 |
| B | 31,039,960 | 0.9873 | 31,439,238 | 13 | 208 | .000788044 |
| B | 33,060,380 | 1.0238 | 32,291,834 | 5 | 16 | .006591097 |
| F1 | 57,245,910 | 0.8856 | 64,640,820 | 7 | 169 | .006201066 |
| F1 | 54,659,760 | 0.8959 | 61,011,006 | 7 | 45 | .018844315 |
| F1 | 61,028,920 | 0.9577 | 63,724,465 | 6 | 20 | .001620470 |
| F1 | 62,896,830 | 0.9363 | 67,175,937 | 2 | 8 | .001552403 |
| Random Totals: | 2,187,611,220 | 2,213,066,870 | 122 | 13,635 | ||
| Catg D1 Exception Values: | 215,044 | 203,893 | ||||
| Catg B Exception Values: | 24,052,000 | 24,946,000 | ||||
| Total Test Values (4): | 2,211,878,264 | 2,238,216,763 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 111,910,838 |
Confidence Interval Values (5)
| State Lower Limit: | 2,126,305,925 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,211,878,264 | (Within Confidence Interval) |
| State Upper Limit: | 2,350,127,601 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,352,593,316 | (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