2010 Confidence Interval Detail
125/Jim Wells
125-902/Ben Bolt-Palito Blanco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,503,964 | 0.9337 | 1,610,757 | 9 | 71 | .003747677 |
| A | 1,412,510 | 0.8826 | 1,600,397 | 8 | 30 | .008276696 |
| A | 1,456,452 | 0.9891 | 1,472,502 | 6 | 17 | .006240701 |
| A | 1,377,942 | 0.9974 | 1,381,534 | 5 | 11 | .003041058 |
| D3 | 43,799,968 | 0.9779 | 44,789,823 | 20 | 1,958 | .007971292 |
| G1 | 2,139,261 | 0.9752 | 2,193,664 | 7 | 23 | .012526355 |
| Random Totals: | 51,690,097 | 53,048,677 | 55 | 2,110 | ||
| Catg J Exception Values: | 2,946,425 | 3,373,495 | ||||
| Catg D1 Exception Values: | 10,538,227 | 10,862,438 | ||||
| Catg G1 Exception Values: | 913,069 | 960,304 | ||||
| Total Test Values (4): | 66,087,818 | 68,244,914 |
Margin of Error
| Margin of Error Percent: | 5.0000004 |
|---|---|
| Margin of Error Value: | 3,412,246 |
Confidence Interval Values (5)
| State Lower Limit: | 64,832,668 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 66,087,818 | (Within Confidence Interval) |
| State Upper Limit: | 71,657,160 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 70,626,098 | (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