2009 Confidence Interval Detail
211/Sherman
171-902/Sunray ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 2,693,710 | 0.9127 | 2,951,364 | 11 | 254 | .084811975 |
| G1 | 16,087,310 | 0.9848 | 16,335,611 | 7 | 38 | .009881642 |
| G1 | 15,598,940 | 1.0186 | 15,314,098 | 6 | 20 | .005335812 |
| G1 | 16,304,911 | 1.0419 | 15,649,209 | 5 | 13 | .005409225 |
| G1 | 14,110,490 | 1.0902 | 12,943,029 | 4 | 7 | .000815314 |
| Random Totals: | 64,795,361 | 63,193,311 | 33 | 332 | ||
| Catg J Exception Values: | 487,900 | 374,898 | ||||
| Catg D1 Exception Values: | 8,464,810 | 8,010,022 | ||||
| Total Test Values (4): | 73,748,071 | 71,578,231 |
Margin of Error
| Margin of Error Percent: | 5.0000006 |
|---|---|
| Margin of Error Value: | 3,578,912 |
Confidence Interval Values (5)
| State Lower Limit: | 67,999,319 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 73,748,071 | (Within Confidence Interval) |
| State Upper Limit: | 75,157,143 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 81,469,768 | (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