2011 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 | 29,592,840 | 0.9947 | 29,750,518 | 23 | 827 | .014974229 |
| Random Totals: | 29,592,840 | 29,750,518 | 23 | 827 | ||
| Catg D1 Exception Values: | 4,763,410 | 4,604,222 | ||||
| Total Test Values (4): | 34,356,250 | 34,354,740 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,717,737 |
Confidence Interval Values (5)
| State Lower Limit: | 32,637,003 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 34,356,250 | (Within Confidence Interval) |
| State Upper Limit: | 36,072,477 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 39,700,147 | (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