2008 Confidence Interval Detail
245/Willacy
245-901/Lasara ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,413,454 | 0.9423 | 2,561,237 | 15 | 135 | .006765752 |
| A | 2,238,381 | 0.9608 | 2,329,705 | 15 | 74 | .006897516 |
| A | 2,339,542 | 0.9261 | 2,526,230 | 16 | 48 | .009891612 |
| A | 2,662,089 | 0.9683 | 2,749,240 | 11 | 28 | .008990410 |
| D3 | 6,593,915 | 0.9879 | 6,674,679 | 20 | 703 | .010266241 |
| G1 | 8,254,877 | 0.9289 | 8,886,723 | 15 | 25 | .122875925 |
| Random Totals: | 24,502,258 | 25,727,814 | 92 | 1,013 | ||
| Catg J Exception Values: | 283,457 | 286,542 | ||||
| Catg D1 Exception Values: | 8,206,143 | 8,080,126 | ||||
| Catg G1 Exception Values: | 7,926,930 | 7,960,829 | ||||
| Total Test Values (4): | 40,918,788 | 42,055,311 |
Margin of Error
| Margin of Error Percent: | 5.0000011 |
|---|---|
| Margin of Error Value: | 2,102,766 |
Confidence Interval Values (5)
| State Lower Limit: | 39,952,545 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 40,918,788 | (Within Confidence Interval) |
| State Upper Limit: | 44,158,077 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 45,719,824 | (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