2010 Confidence Interval Detail
020/Brazoria
020-904/Danbury ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 24,159,570 | 0.9099 | 26,551,896 | 16 | 317 | .010988197 |
| A | 24,483,420 | 0.9670 | 25,318,945 | 15 | 222 | .014139801 |
| A | 24,512,060 | 1.0125 | 24,209,442 | 14 | 163 | .005001518 |
| A | 22,970,720 | 0.9517 | 24,136,514 | 11 | 94 | .006346723 |
| D3 | 32,399,391 | 0.9897 | 32,736,578 | 20 | 1,103 | .014892711 |
| F1 | 2,554,490 | 1.1858 | 2,154,233 | 6 | 19 | .005136374 |
| F1 | 1,428,820 | 0.9759 | 1,464,105 | 4 | 5 | .051758063 |
| F1 | 2,883,060 | 1.0546 | 2,733,795 | 3 | 5 | .026799808 |
| Random Totals: | 135,391,531 | 139,305,508 | 89 | 1,928 | ||
| Catg J Exception Values: | 7,124,826 | 7,608,350 | ||||
| Catg D1 Exception Values: | 3,769,112 | 3,814,802 | ||||
| Catg F1 Exception Values: | 8,412,350 | 6,760,704 | ||||
| Total Test Values (4): | 154,697,819 | 157,489,364 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,874,468 |
Confidence Interval Values (5)
| State Lower Limit: | 149,614,896 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 154,697,819 | (Within Confidence Interval) |
| State Upper Limit: | 165,363,832 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 186,292,525 | (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