2010 Confidence Interval Detail
156/Martin
058-909/Sands ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 3,895,230 | 0.9847 | 3,955,753 | 22 | 453 | .081563551 |
| G1 | 42,539,057 | 1.0948 | 38,855,551 | 7 | 24 | .011314007 |
| G1 | 45,534,272 | 0.9526 | 47,799,992 | 5 | 12 | .004460918 |
| G1 | 43,376,930 | 1.0583 | 40,987,367 | 4 | 6 | .006620792 |
| G1 | 36,483,060 | 1.0624 | 34,340,230 | 2 | 3 | .004180868 |
| Random Totals: | 171,828,549 | 165,938,893 | 40 | 498 | ||
| Catg J Exception Values: | 64,550 | 60,611 | ||||
| Catg D1 Exception Values: | 7,219,150 | 9,368,063 | ||||
| Total Test Values (4): | 179,112,249 | 175,367,567 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 8,768,378 |
Confidence Interval Values (5)
| State Lower Limit: | 166,599,189 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 179,112,249 | (Within Confidence Interval) |
| State Upper Limit: | 184,135,945 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 182,744,430 | (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