2009 Confidence Interval Detail
081/Freestone
081-906/Dew ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 29,010,660 | 1.0141 | 28,607,297 | 11 | 1,610 | .002241790 |
| G1 | 82,935,358 | 0.9861 | 84,104,409 | 11 | 157 | .015258193 |
| G1 | 83,360,086 | 1.0457 | 79,717,018 | 11 | 87 | .004454143 |
| G1 | 83,113,370 | 1.0223 | 81,300,372 | 8 | 56 | .006491804 |
| G1 | 81,036,353 | 1.0039 | 80,721,539 | 7 | 29 | .006548485 |
| Random Totals: | 359,455,827 | 354,450,635 | 48 | 1,939 | ||
| Catg J Exception Values: | 2,132,710 | 2,138,184 | ||||
| Catg D1 Exception Values: | 2,941,100 | 2,386,921 | ||||
| Total Test Values (4): | 364,529,637 | 358,975,740 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 17,948,787 |
Confidence Interval Values (5)
| State Lower Limit: | 341,026,953 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 364,529,637 | (Within Confidence Interval) |
| State Upper Limit: | 376,924,527 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 501,279,918 | (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