2007 Confidence Interval Detail
233/Val Verde
233-903/Comstock CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,122,507 | 0.9132 | 3,419,302 | 9 | 168 | .005482083 |
| A | 3,111,509 | 0.9811 | 3,171,449 | 8 | 78 | .037776709 |
| A | 3,151,293 | 0.9448 | 3,335,407 | 8 | 44 | .008587317 |
| A | 3,052,326 | 0.9728 | 3,137,671 | 8 | 23 | .001030237 |
| D3 | 18,692,936 | 0.8128 | 22,998,199 | 19 | 4,155 | .156685039 |
| G1 | 19,894,922 | 0.9636 | 20,646,453 | 15 | 60 | .017235091 |
| G1 | 19,373,658 | 0.9770 | 19,829,742 | 14 | 19 | .001767993 |
| G1 | 21,666,767 | 1.0126 | 21,397,163 | 10 | 13 | .004576235 |
| G1 | 17,321,682 | 0.9721 | 17,818,827 | 5 | 6 | .013341860 |
| Random Totals: | 109,387,600 | 115,754,213 | 96 | 4,566 | ||
| Catg J Exception Values: | 16,255,937 | 16,275,674 | ||||
| Catg D1 Exception Values: | 17,481,539 | 19,293,915 | ||||
| Total Test Values (4): | 143,125,076 | 151,323,802 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,566,190 |
Confidence Interval Values (5)
| Local Test Value: | 143,125,076 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 143,757,612 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 158,889,992 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 162,207,173 | (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