2006 Confidence Interval Detail
229/Tyler
229-904/Warren ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 28,813,120 | 0.9926 | 29,027,927 | 8 | 854 | .027422889 |
| A | 28,802,873 | 0.9388 | 30,680,521 | 12 | 413 | .030832994 |
| A | 28,727,412 | 0.9460 | 30,367,243 | 11 | 269 | .032307401 |
| A | 28,761,003 | 0.9668 | 29,748,658 | 7 | 163 | .005010734 |
| D3 | 28,844,363 | 0.8755 | 32,946,160 | 11 | 2,770 | .096044030 |
| G1 | 15,066,169 | 1.0277 | 14,660,085 | 6 | 26 | .006449303 |
| G1 | 12,782,296 | 1.0009 | 12,770,802 | 3 | 4 | .000001324 |
| G1 | 16,231,114 | 0.9999 | 16,232,737 | 2 | 3 | .000033300 |
| Random Totals: | 188,028,350 | 196,434,133 | 60 | 4,502 | ||
| Catg D1 Exception Values: | 26,942,700 | 34,187,349 | ||||
| Catg G1 Exception Values: | 9,474,139 | 8,657,110 | ||||
| Total Test Values (4): | 224,445,189 | 239,278,592 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 11,963,930 |
Confidence Interval Values (5)
| Local Test Value: | 224,445,189 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 227,314,662 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 251,242,522 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 223,715,553 | (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