2008 Confidence Interval Detail
061/Denton
061-912/Lake Dallas ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 212,917,321 | 0.9860 | 215,940,488 | 49 | 1,830 | .001465526 |
| A | 224,079,609 | 0.9963 | 224,911,783 | 56 | 1,518 | .001008213 |
| A | 264,202,876 | 1.0065 | 262,496,648 | 60 | 1,475 | .001798214 |
| A | 235,967,990 | 0.9898 | 238,399,667 | 37 | 832 | .002177983 |
| F1 | 37,480,998 | 0.9596 | 39,058,981 | 8 | 70 | .019219118 |
| F1 | 33,566,761 | 1.0117 | 33,178,572 | 8 | 24 | .005085600 |
| F1 | 42,293,988 | 1.0226 | 41,359,269 | 6 | 15 | .012296391 |
| Random Totals: | 1,050,509,543 | 1,055,345,408 | 224 | 5,764 | ||
| Catg D1 Exception Values: | 114,291 | 92,350 | ||||
| Catg F1 Exception Values: | 32,116,452 | 34,774,761 | ||||
| Total Test Values (4): | 1,082,740,286 | 1,090,212,519 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 54,510,626 |
Confidence Interval Values (5)
| State Lower Limit: | 1,035,701,893 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,082,740,286 | (Within Confidence Interval) |
| State Upper Limit: | 1,144,723,145 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,266,148,814 | (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