2011 Confidence Interval Detail
247/Wilson
247-906/Stockdale ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 16,120,155 | 1.0127 | 15,917,996 | 10 | 350 | .016985747 |
| A | 16,732,274 | 0.9671 | 17,301,493 | 10 | 200 | .016565730 |
| A | 16,140,326 | 1.0613 | 15,208,071 | 10 | 133 | .024148487 |
| A | 14,764,878 | 0.9841 | 15,003,433 | 10 | 74 | .002358012 |
| D3 | 84,789,284 | 1.0148 | 83,552,704 | 15 | 2,742 | .008571170 |
| Random Totals: | 148,546,917 | 146,983,697 | 55 | 3,499 | ||
| Catg D1 Exception Values: | 11,545,011 | 9,248,300 | ||||
| Total Test Values (4): | 160,091,928 | 156,231,997 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 7,811,600 |
Confidence Interval Values (5)
| State Lower Limit: | 148,420,397 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 160,091,928 | (Within Confidence Interval) |
| State Upper Limit: | 164,043,597 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 170,737,063 | (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