2007 Confidence Interval Detail
217/Stonewall
217-901/Aspermont CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,525,687 | 0.8201 | 3,079,731 | 14 | 210 | .105405978 |
| A | 2,543,348 | 0.9536 | 2,667,102 | 11 | 109 | .006587148 |
| A | 2,538,957 | 1.0208 | 2,487,223 | 12 | 71 | .017448212 |
| A | 2,485,974 | 1.0015 | 2,482,251 | 10 | 38 | .005547872 |
| D3 | 10,011,543 | 0.4927 | 20,319,754 | 49 | 3,052 | .155481415 |
| G1 | 22,968,030 | 0.9837 | 23,348,612 | 8 | 75 | .005729690 |
| G1 | 22,701,970 | 0.9234 | 24,585,196 | 7 | 27 | .127571444 |
| G1 | 23,395,021 | 0.9959 | 23,491,335 | 5 | 10 | .003291616 |
| G1 | 21,259,870 | 1.0141 | 20,964,274 | 3 | 4 | .003500820 |
| Random Totals: | 110,430,400 | 123,425,478 | 119 | 3,596 | ||
| Catg J Exception Values: | 3,067,630 | 3,170,560 | ||||
| Catg D1 Exception Values: | 22,576,530 | 22,662,781 | ||||
| Total Test Values (4): | 136,074,560 | 149,258,819 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,462,941 |
Confidence Interval Values (5)
| Local Test Value: | 136,074,560 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 141,795,878 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 156,721,760 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 150,382,465 | (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