2011 Confidence Interval Detail
082/Frio
082-902/Dilley ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,593,770 | 0.9252 | 7,126,859 | 10 | 320 | .013742462 |
| A | 7,029,050 | 0.9483 | 7,412,264 | 10 | 173 | .009924821 |
| A | 7,338,410 | 0.9676 | 7,584,136 | 10 | 115 | .011330403 |
| A | 8,193,800 | 0.9841 | 8,326,186 | 10 | 71 | .006765159 |
| D3 | 19,489,530 | 0.9566 | 20,373,751 | 16 | 1,334 | .000853212 |
| F1 | 2,816,120 | 0.9371 | 3,005,144 | 9 | 60 | .039376011 |
| F1 | 2,404,300 | 0.8986 | 2,675,606 | 6 | 16 | .019329344 |
| F1 | 3,863,470 | 0.9572 | 4,036,220 | 4 | 9 | .008253595 |
| G1 | 2,341,160 | 0.8834 | 2,650,170 | 6 | 16 | .082211570 |
| G1 | 2,709,590 | 1.0111 | 2,679,844 | 5 | 10 | .027847223 |
| G1 | 2,450,620 | 1.0181 | 2,407,052 | 3 | 4 | .005942599 |
| Random Totals: | 65,229,820 | 68,277,232 | 89 | 2,128 | ||
| Catg J Exception Values: | 9,929,987 | 10,408,359 | ||||
| Catg D1 Exception Values: | 16,792,350 | 18,016,631 | ||||
| Catg F1 Exception Values: | 2,441,380 | 2,299,591 | ||||
| Catg G1 Exception Values: | 4,619,360 | 4,584,946 | ||||
| Total Test Values (4): | 99,012,897 | 103,586,759 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,179,338 |
Confidence Interval Values (5)
| State Lower Limit: | 98,407,421 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 99,012,897 | (Within Confidence Interval) |
| State Upper Limit: | 108,766,097 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 144,332,574 | (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