2012 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 | 10,919,566 | 0.9795 | 11,148,102 | 11 | 263 | .005372145 |
| A | 10,954,220 | 0.8812 | 12,431,026 | 9 | 125 | .051329792 |
| A | 11,228,370 | 0.9327 | 12,038,565 | 9 | 84 | .050126582 |
| A | 11,566,251 | 1.0276 | 11,255,597 | 8 | 49 | .003109559 |
| D3 | 156,048,999 | 0.9875 | 158,024,303 | 20 | 6,723 | .008364390 |
| Random Totals: | 200,717,406 | 204,897,593 | 57 | 7,244 | ||
| Catg D1 Exception Values: | 13,757,859 | 14,099,108 | ||||
| Total Test Values (4): | 214,475,265 | 218,996,701 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 10,949,835 |
Confidence Interval Values (5)
| State Lower Limit: | 208,046,866 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 214,475,265 | (Within Confidence Interval) |
| State Upper Limit: | 229,946,536 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 228,772,410 | (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