2010 Confidence Interval Detail
112/Hopkins
112-909/Saltillo ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,940,520 | 0.8951 | 2,167,937 | 9 | 57 | .036425374 |
| A | 2,219,650 | 0.8630 | 2,572,016 | 8 | 37 | .013772773 |
| A | 2,277,560 | 0.9416 | 2,418,819 | 7 | 26 | .002942311 |
| A | 2,215,280 | 0.9544 | 2,321,123 | 6 | 17 | .012112421 |
| D3 | 28,476,050 | 0.9310 | 30,586,520 | 22 | 1,115 | .098979738 |
| Random Totals: | 37,129,060 | 40,066,415 | 52 | 1,252 | ||
| Catg J Exception Values: | 1,934,270 | 1,825,978 | ||||
| Catg D1 Exception Values: | 3,606,540 | 2,926,230 | ||||
| Total Test Values (4): | 42,669,870 | 44,818,623 |
Margin of Error
| Margin of Error Percent: | 9.1468584 |
|---|---|
| Margin of Error Value: | 4,099,496 |
Confidence Interval Values (5)
| State Lower Limit: | 40,719,127 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 42,669,870 | (Within Confidence Interval) |
| State Upper Limit: | 48,918,119 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 39,298,279 | (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