2008 Confidence Interval Detail
050/Coryell
050-901/Evant ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,310,080 | 0.9446 | 6,680,161 | 8 | 159 | .029646967 |
| A | 7,071,630 | 0.9655 | 7,324,319 | 7 | 113 | .008009133 |
| A | 8,010,570 | 1.0372 | 7,723,265 | 7 | 85 | .011458585 |
| A | 8,523,630 | 1.0175 | 8,377,032 | 7 | 48 | .013131009 |
| D3 | 12,972,120 | 1.0295 | 12,600,408 | 23 | 1,477 | .032901506 |
| Random Totals: | 42,888,030 | 42,705,185 | 52 | 1,882 | ||
| Catg J Exception Values: | 1,297,931 | 1,401,252 | ||||
| Catg D1 Exception Values: | 7,382,082 | 6,070,717 | ||||
| Total Test Values (4): | 51,568,043 | 50,177,154 |
Margin of Error
| Margin of Error Percent: | 5.0000006 |
|---|---|
| Margin of Error Value: | 2,508,858 |
Confidence Interval Values (5)
| State Lower Limit: | 47,668,296 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 51,568,043 | (Within Confidence Interval) |
| State Upper Limit: | 52,686,012 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 47,379,611 | (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