2006 Confidence Interval Detail
245/Willacy
245-904/San Perlita ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,114,183 | 0.9758 | 6,265,816 | 7 | 264 | .024845798 |
| A | 6,124,126 | 0.9628 | 6,360,746 | 7 | 142 | .010244216 |
| A | 6,125,101 | 0.9713 | 6,306,086 | 6 | 84 | .004229621 |
| A | 6,058,473 | 0.9907 | 6,115,346 | 6 | 45 | .018342894 |
| C | 604,442 | 0.8302 | 728,068 | 7 | 211 | .099388442 |
| C | 591,909 | 0.9206 | 642,960 | 6 | 79 | .056522137 |
| C | 631,085 | 0.8749 | 721,322 | 6 | 29 | .049137233 |
| D3 | 3,194,801 | 1.0140 | 3,150,691 | 9 | 625 | .007998528 |
| Random Totals: | 29,444,120 | 30,291,035 | 54 | 1,479 | ||
| Catg J Exception Values: | 1,374,230 | 1,403,009 | ||||
| Catg D1 Exception Values: | 16,917,951 | 16,488,398 | ||||
| Catg C Exception Values: | 3,002,277 | 3,002,277 | ||||
| Total Test Values (4): | 50,738,578 | 51,184,719 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 2,559,236 |
Confidence Interval Values (5)
| State Lower Limit: | 48,625,483 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 50,738,578 | (Within Confidence Interval) |
| State Upper Limit: | 53,743,955 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 57,094,979 | (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