2008 Confidence Interval Detail
061/Denton
061-908/Sanger ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 84,601,788 | 0.9918 | 85,301,258 | 18 | 1,073 | .002875306 |
| A | 90,188,472 | 1.0069 | 89,570,436 | 28 | 773 | .001080507 |
| A | 90,526,594 | 1.0048 | 90,094,142 | 21 | 579 | .000817034 |
| A | 106,482,894 | 0.9946 | 107,061,024 | 20 | 459 | .001565814 |
| D3 | 130,332,790 | 0.9577 | 136,089,370 | 42 | 3,073 | .019384002 |
| F1 | 13,449,393 | 0.9250 | 14,539,884 | 7 | 74 | .007510193 |
| F1 | 15,467,562 | 0.9936 | 15,567,192 | 8 | 33 | .029818998 |
| F1 | 11,558,584 | 0.8731 | 13,238,557 | 5 | 15 | .030007054 |
| F1 | 15,800,208 | 1.1215 | 14,088,460 | 5 | 12 | .015278164 |
| Random Totals: | 558,408,285 | 565,550,323 | 154 | 6,091 | ||
| Catg D1 Exception Values: | 5,371,437 | 4,600,819 | ||||
| Catg F1 Exception Values: | 30,909,600 | 32,587,412 | ||||
| Total Test Values (4): | 594,689,322 | 602,738,554 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 30,136,928 |
Confidence Interval Values (5)
| State Lower Limit: | 572,601,626 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 594,689,322 | (Within Confidence Interval) |
| State Upper Limit: | 632,875,482 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 669,188,629 | (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