2010 Confidence Interval Detail
230/Upshur
230-901/Big Sandy ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 15,965,190 | 0.9761 | 16,356,101 | 10 | 316 | .023203133 |
| A | 14,645,650 | 1.0258 | 14,277,296 | 9 | 166 | .007206536 |
| A | 15,194,600 | 0.9630 | 15,778,401 | 10 | 120 | .002668249 |
| A | 15,571,220 | 0.9940 | 15,665,211 | 9 | 79 | .024505708 |
| D3 | 61,275,018 | 1.1024 | 55,583,289 | 20 | 2,191 | .022311478 |
| F1 | 2,858,410 | 0.9458 | 3,022,214 | 8 | 47 | .008043393 |
| F1 | 2,761,730 | 1.0816 | 2,553,375 | 6 | 17 | .024449907 |
| F1 | 3,056,260 | 1.0204 | 2,995,159 | 6 | 9 | .018053748 |
| Random Totals: | 131,328,078 | 126,231,046 | 78 | 2,945 | ||
| Catg J Exception Values: | 11,920,614 | 12,176,424 | ||||
| Catg D1 Exception Values: | 3,652,869 | 3,507,297 | ||||
| Catg F1 Exception Values: | 2,359,730 | 2,305,943 | ||||
| Total Test Values (4): | 149,261,291 | 144,220,710 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 7,211,036 |
Confidence Interval Values (5)
| State Lower Limit: | 137,009,674 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 149,261,291 | (Within Confidence Interval) |
| State Upper Limit: | 151,431,746 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 152,149,795 | (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