2009 Confidence Interval Detail
169/Montague
169-910/Forestburg ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,543,410 | 0.9568 | 1,613,096 | 7 | 42 | .017278436 |
| A | 1,826,830 | 0.9760 | 1,871,752 | 6 | 28 | .003451054 |
| A | 1,753,980 | 0.9298 | 1,886,406 | 6 | 16 | .006347010 |
| A | 1,479,130 | 0.9704 | 1,524,248 | 4 | 7 | .006943713 |
| D3 | 43,631,960 | 0.9929 | 43,943,962 | 20 | 1,713 | .030151948 |
| G1 | 6,338,340 | 1.0446 | 6,067,720 | 6 | 18 | .034168485 |
| G1 | 6,214,270 | 1.1148 | 5,574,336 | 4 | 8 | .033475180 |
| G1 | 5,685,310 | 1.0390 | 5,471,906 | 3 | 5 | .011922948 |
| Random Totals: | 68,473,230 | 67,953,426 | 56 | 1,837 | ||
| Catg J Exception Values: | 1,242,409 | 1,263,210 | ||||
| Catg D1 Exception Values: | 4,945,700 | 4,350,985 | ||||
| Catg G1 Exception Values: | 5,175,640 | 4,980,173 | ||||
| Total Test Values (4): | 79,836,979 | 78,547,794 |
Margin of Error
| Margin of Error Percent: | 5.0000004 |
|---|---|
| Margin of Error Value: | 3,927,390 |
Confidence Interval Values (5)
| State Lower Limit: | 74,620,404 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 79,836,979 | (Within Confidence Interval) |
| State Upper Limit: | 82,475,184 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 98,057,981 | (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