2010 Confidence Interval Detail
224/Throckmorton
224-902/Woodson ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 785,600 | 0.8647 | 908,523 | 9 | 52 | .044811001 |
| A | 851,400 | 0.8526 | 998,593 | 10 | 33 | .091865471 |
| A | 753,450 | 0.7758 | 971,191 | 8 | 20 | .073751284 |
| A | 756,770 | 0.9689 | 781,061 | 7 | 13 | .020216645 |
| D3 | 4,309,620 | 0.9246 | 4,661,064 | 29 | 975 | .044490817 |
| G1 | 3,794,010 | 1.0675 | 3,554,108 | 11 | 42 | .032434407 |
| G1 | 3,855,280 | 1.0793 | 3,572,019 | 7 | 15 | .077161175 |
| G1 | 4,008,020 | 0.9755 | 4,108,683 | 5 | 8 | .004701949 |
| G1 | 3,123,740 | 1.0326 | 3,025,121 | 3 | 4 | .021816979 |
| Random Totals: | 22,237,890 | 22,580,363 | 89 | 1,162 | ||
| Catg J Exception Values: | 699,940 | 673,516 | ||||
| Catg D1 Exception Values: | 3,867,550 | 3,613,694 | ||||
| Total Test Values (4): | 26,805,380 | 26,867,573 |
Margin of Error
| Margin of Error Percent: | 5.0000013 |
|---|---|
| Margin of Error Value: | 1,343,379 |
Confidence Interval Values (5)
| State Lower Limit: | 25,524,194 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 26,805,380 | (Within Confidence Interval) |
| State Upper Limit: | 28,210,952 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 27,381,101 | (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