2009 Confidence Interval Detail
129/Kaufman
234-907/Wills Point ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 14,301,530 | 0.8758 | 16,329,676 | 15 | 280 | .064420181 |
| A | 12,612,650 | 0.9290 | 13,576,588 | 14 | 142 | .006715103 |
| A | 12,294,460 | 0.9971 | 12,330,218 | 14 | 94 | .007548426 |
| A | 15,606,850 | 1.0372 | 15,047,098 | 12 | 57 | .033057203 |
| C | 3,584,360 | 0.7433 | 4,822,225 | 8 | 138 | .118570181 |
| C | 6,274,650 | 1.0347 | 6,064,222 | 10 | 97 | .059729723 |
| C | 2,106,890 | 0.9306 | 2,264,012 | 8 | 14 | .017636315 |
| D3 | 42,962,280 | 0.9940 | 43,221,610 | 20 | 1,359 | .216465175 |
| Random Totals: | 109,743,670 | 113,655,649 | 101 | 2,181 | ||
| Catg J Exception Values: | 4,694,130 | 4,757,676 | ||||
| Catg D1 Exception Values: | 2,981,710 | 1,708,905 | ||||
| Total Test Values (4): | 117,419,510 | 120,122,230 |
Margin of Error
| Margin of Error Percent: | 7.7814664 |
|---|---|
| Margin of Error Value: | 9,347,271 |
Confidence Interval Values (5)
| State Lower Limit: | 110,774,959 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 117,419,510 | (Within Confidence Interval) |
| State Upper Limit: | 129,469,501 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 120,532,106 | (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