2009 Confidence Interval Detail
196/Refugio
196-902/Woodsboro ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 11,539,330 | 0.9029 | 12,780,297 | 17 | 393 | .057953113 |
| A | 11,669,740 | 0.9323 | 12,517,151 | 18 | 227 | .007892237 |
| A | 14,366,080 | 0.9246 | 15,537,616 | 16 | 179 | .007624362 |
| A | 18,924,030 | 0.9618 | 19,675,639 | 18 | 118 | .010433041 |
| C | 2,529,060 | 0.9528 | 2,654,345 | 20 | 586 | .036458172 |
| C | 1,046,220 | 0.9985 | 1,047,792 | 16 | 109 | .077351566 |
| C | 2,009,340 | 0.9443 | 2,127,862 | 18 | 157 | .023569856 |
| C | 4,408,670 | 0.9739 | 4,526,820 | 16 | 138 | .021407126 |
| D3 | 16,187,040 | 0.9355 | 17,303,089 | 22 | 1,635 | .055378176 |
| G1 | 3,202,070 | 0.9311 | 3,439,018 | 5 | 12 | .028446996 |
| G1 | 2,980,890 | 1.0412 | 2,862,937 | 3 | 5 | .000022869 |
| G1 | 3,158,510 | 1.0333 | 3,056,721 | 2 | 3 | .009715632 |
| Random Totals: | 92,020,980 | 97,529,287 | 171 | 3,562 | ||
| Catg J Exception Values: | 17,827,264 | 18,063,446 | ||||
| Catg D1 Exception Values: | 14,892,950 | 17,272,680 | ||||
| Catg G1 Exception Values: | 12,950,250 | 12,944,730 | ||||
| Total Test Values (4): | 137,691,444 | 145,810,143 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,290,507 |
Confidence Interval Values (5)
| Local Test Value: | 137,691,444 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 138,519,636 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 153,100,650 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 141,362,266 | (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