2010 Confidence Interval Detail
211/Sherman
211-902/Stratford ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,828,460 | 0.9020 | 9,787,650 | 10 | 264 | .072376647 |
| A | 9,010,700 | 0.9126 | 9,873,658 | 9 | 151 | .006820621 |
| A | 8,587,390 | 0.9421 | 9,115,158 | 9 | 98 | .006764145 |
| A | 9,171,500 | 0.9669 | 9,485,469 | 8 | 58 | .003973176 |
| G1 | 53,164,200 | 0.9811 | 54,188,360 | 9 | 170 | .024640267 |
| G1 | 53,146,120 | 1.0007 | 53,108,944 | 9 | 89 | .022803973 |
| G1 | 53,175,720 | 1.0095 | 52,675,305 | 8 | 56 | .006187621 |
| G1 | 52,532,860 | 1.1127 | 47,212,061 | 7 | 29 | .036539709 |
| Random Totals: | 247,616,950 | 245,446,605 | 69 | 915 | ||
| Catg J Exception Values: | 20,357,500 | 20,956,846 | ||||
| Catg D1 Exception Values: | 62,251,870 | 54,869,923 | ||||
| Total Test Values (4): | 330,226,320 | 321,273,374 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 16,063,669 |
Confidence Interval Values (5)
| State Lower Limit: | 305,209,705 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 330,226,320 | (Within Confidence Interval) |
| State Upper Limit: | 337,337,043 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 427,227,854 | (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