2007 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 | 10,090,412 | 0.9338 | 10,805,753 | 13 | 430 | .044381259 |
| A | 9,941,123 | 0.9001 | 11,044,465 | 17 | 233 | .099403839 |
| A | 10,008,466 | 0.7586 | 13,193,338 | 19 | 145 | .272209669 |
| A | 9,975,011 | 0.9174 | 10,873,132 | 19 | 78 | .015751921 |
| C | 1,788,658 | 0.7044 | 2,539,265 | 23 | 506 | .998440636 |
| C | 1,804,098 | 0.8422 | 2,142,125 | 18 | 202 | .306414754 |
| C | 2,501,680 | 0.9985 | 2,505,438 | 18 | 174 | .000055430 |
| C | 1,055,528 | 0.9489 | 1,112,370 | 19 | 26 | .021582541 |
| D3 | 11,373,920 | 0.4808 | 23,656,240 | 21 | 1,597 | .258071697 |
| G1 | 4,562,000 | 0.7978 | 5,718,225 | 8 | 20 | .267502221 |
| G1 | 4,462,060 | 0.9665 | 4,616,720 | 4 | 6 | .049506244 |
| G1 | 4,162,950 | 1.2605 | 3,302,618 | 3 | 4 | .003265684 |
| Random Totals: | 71,725,906 | 91,509,689 | 182 | 3,421 | ||
| Catg J Exception Values: | 15,705,597 | 16,143,327 | ||||
| Catg D1 Exception Values: | 17,389,260 | 16,835,596 | ||||
| Catg G1 Exception Values: | 3,569,250 | 3,781,476 | ||||
| Total Test Values (4): | 108,390,013 | 128,270,088 |
Margin of Error
| Margin of Error Percent: | 5.1050491 |
|---|---|
| Margin of Error Value: | 6,548,251 |
Confidence Interval Values (5)
| Local Test Value: | 108,390,013 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 121,721,837 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 134,818,339 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 113,205,141 | (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