2006 Confidence Interval Detail
236/Walker
093-905/Richards ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,878,840 | 0.9553 | 5,107,129 | 20 | 84 | .009871586 |
| D3 | 15,835,760 | 1.0623 | 14,907,051 | 20 | 576 | .034824833 |
| Random Totals: | 20,714,600 | 20,014,180 | 40 | 660 | ||
| Catg D1 Exception Values: | 2,006,836 | 2,180,195 | ||||
| Total Test Values (4): | 22,721,436 | 22,194,375 |
Margin of Error
| Margin of Error Percent: | 5.6350765 |
|---|---|
| Margin of Error Value: | 1,250,670 |
Confidence Interval Values (5)
| State Lower Limit: | 20,943,705 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 22,721,436 | (Within Confidence Interval) |
| State Upper Limit: | 23,445,045 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 19,649,512 | (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