2006 Confidence Interval Detail
072/Erath
072-901/Three-Way ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 23,744,800 | 0.9920 | 23,936,290 | 24 | 877 | .031032321 |
| Random Totals: | 23,744,800 | 23,936,290 | 24 | 877 | ||
| Catg J Exception Values: | 2,010,940 | 2,050,671 | ||||
| Catg D1 Exception Values: | 5,029,980 | 4,317,477 | ||||
| Total Test Values (4): | 30,785,720 | 30,304,438 |
Margin of Error
| Margin of Error Percent: | 5.7842485 |
|---|---|
| Margin of Error Value: | 1,752,884 |
Confidence Interval Values (5)
| State Lower Limit: | 28,551,554 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 30,785,720 | (Within Confidence Interval) |
| State Upper Limit: | 32,057,322 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 31,450,346 | (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