2009 Confidence Interval Detail
206/San Saba
206-902/Richland Springs ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,171,910 | 0.9379 | 1,249,504 | 6 | 74 | .020835192 |
| A | 1,043,620 | 0.9403 | 1,109,880 | 6 | 39 | .008858519 |
| A | 1,151,160 | 0.9578 | 1,201,879 | 6 | 28 | .030351612 |
| A | 1,077,060 | 0.9210 | 1,169,446 | 5 | 16 | .009215175 |
| D3 | 28,417,660 | 0.9346 | 30,406,227 | 20 | 2,374 | .041450655 |
| Random Totals: | 32,861,410 | 35,136,936 | 43 | 2,531 | ||
| Catg J Exception Values: | 1,318,400 | 1,263,331 | ||||
| Catg D1 Exception Values: | 17,439,340 | 17,136,712 | ||||
| Total Test Values (4): | 51,619,150 | 53,536,979 |
Margin of Error
| Margin of Error Percent: | 5.2203020 |
|---|---|
| Margin of Error Value: | 2,794,792 |
Confidence Interval Values (5)
| State Lower Limit: | 50,742,187 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 51,619,150 | (Within Confidence Interval) |
| State Upper Limit: | 56,331,771 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 51,978,079 | (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