2009 Confidence Interval Detail
125/Jim Wells
125-903/Orange Grove ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 11,107,570 | 0.9706 | 11,444,024 | 10 | 264 | .033747169 |
| A | 11,144,971 | 0.9481 | 11,755,059 | 9 | 124 | .012050528 |
| A | 12,191,666 | 0.9455 | 12,894,411 | 9 | 88 | .000908756 |
| A | 10,925,320 | 0.9345 | 11,691,086 | 9 | 46 | .005938826 |
| D3 | 126,477,571 | 0.9916 | 127,548,982 | 20 | 6,885 | .030363686 |
| Random Totals: | 171,847,098 | 175,333,562 | 57 | 7,407 | ||
| Catg J Exception Values: | 5,077,997 | 5,042,062 | ||||
| Catg D1 Exception Values: | 13,595,909 | 12,948,623 | ||||
| Total Test Values (4): | 190,521,004 | 193,324,247 |
Margin of Error
| Margin of Error Percent: | 5.2178959 |
|---|---|
| Margin of Error Value: | 10,087,458 |
Confidence Interval Values (5)
| State Lower Limit: | 183,236,789 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 190,521,004 | (Within Confidence Interval) |
| State Upper Limit: | 203,411,705 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 193,759,145 | (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