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226/Tom Green
2017 Confidence Interval Detail
226/Tom Green
226-906/Wall ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 40,856,000 | 0.9137 | 44,714,895 | 14 | 236 | .078484896 |
| A | 42,209,960 | 1.0183 | 41,451,399 | 14 | 158 | .005957317 |
| A | 45,664,540 | 0.9953 | 45,880,177 | 13 | 134 | .002366164 |
| A | 46,528,310 | 1.0018 | 46,444,710 | 13 | 89 | .004139004 |
| E | 188,898,140 | 1.0048 | 187,995,760 | 19 | 987 | .039643005 |
| Random Totals: | 364,156,950 | 366,486,941 | 73 | 1,604 | ||
| Catg D1 Exception Values: | 43,657,180 | 33,045,746 | ||||
| Total Test Values (4): | 407,814,130 | 399,532,687 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 19,976,634 |
Confidence Interval Values (5)
| State Lower Limit: | 379,556,053 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 407,814,130 | (Within Confidence Interval) |
| State Upper Limit: | 419,509,321 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 433,826,865 | (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, D2, E, 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