2012 Confidence Interval Detail
125/Jim Wells
125-905/Premont ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,364,106 | 0.9805 | 9,550,338 | 10 | 335 | .008942270 |
| A | 9,220,527 | 0.9159 | 10,067,177 | 10 | 196 | .007449107 |
| A | 9,254,962 | 1.0106 | 9,157,888 | 9 | 139 | .006063585 |
| A | 9,210,313 | 0.9889 | 9,313,695 | 9 | 83 | .010784853 |
| D3 | 21,204,177 | 0.9887 | 21,446,523 | 15 | 1,295 | .015800815 |
| G1 | 1,808,271 | 1.0147 | 1,782,075 | 6 | 15 | .022099973 |
| G1 | 1,623,921 | 1.0141 | 1,601,342 | 2 | 3 | .011635928 |
| Random Totals: | 61,686,277 | 62,919,038 | 61 | 2,066 | ||
| Catg J Exception Values: | 2,712,970 | 2,901,187 | ||||
| Catg D1 Exception Values: | 8,893,032 | 9,605,546 | ||||
| Catg G1 Exception Values: | 2,651,690 | 2,666,250 | ||||
| Total Test Values (4): | 75,943,969 | 78,092,021 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,904,601 |
Confidence Interval Values (5)
| State Lower Limit: | 74,187,420 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 75,943,969 | (Within Confidence Interval) |
| State Upper Limit: | 81,996,622 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 128,608,033 | (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