2010 Confidence Interval Detail
020/Brazoria
020-910/Damon ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,324,070 | 0.9438 | 4,581,553 | 16 | 137 | .034599744 |
| A | 4,835,350 | 0.9682 | 4,994,164 | 17 | 87 | .013895835 |
| A | 4,584,150 | 0.9763 | 4,695,432 | 14 | 56 | .018207148 |
| A | 4,238,250 | 0.9914 | 4,275,015 | 12 | 29 | .014558625 |
| D3 | 8,344,250 | 1.0256 | 8,135,969 | 20 | 944 | .043360006 |
| Random Totals: | 26,326,070 | 26,682,133 | 79 | 1,253 | ||
| Catg J Exception Values: | 6,040,988 | 4,686,049 | ||||
| Catg D1 Exception Values: | 4,368,982 | 4,414,305 | ||||
| Total Test Values (4): | 36,736,040 | 35,782,487 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,789,124 |
Confidence Interval Values (5)
| State Lower Limit: | 33,993,363 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 36,736,040 | (Within Confidence Interval) |
| State Upper Limit: | 37,571,611 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 43,117,397 | (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