2008 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 | 25,101,760 | 1.0216 | 24,571,026 | 28 | 817 | .053680677 |
| Random Totals: | 25,101,760 | 24,571,026 | 28 | 817 | ||
| Catg J Exception Values: | 1,967,450 | 2,004,501 | ||||
| Catg D1 Exception Values: | 5,666,260 | 4,018,186 | ||||
| Total Test Values (4): | 32,735,470 | 30,593,713 |
Margin of Error
| Margin of Error Percent: | 7.0843902 |
|---|---|
| Margin of Error Value: | 2,167,378 |
Confidence Interval Values (5)
| State Lower Limit: | 28,426,335 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 32,735,470 | (Within Confidence Interval) |
| State Upper Limit: | 32,761,091 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 33,306,539 | (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