2007 Confidence Interval Detail
081/Freestone
081-905/Wortham ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,416,552 | 0.9896 | 4,462,967 | 10 | 177 | .004771715 |
| A | 4,400,126 | 0.8555 | 5,143,338 | 8 | 101 | .101474984 |
| A | 4,416,356 | 0.9253 | 4,772,891 | 10 | 71 | .016267854 |
| A | 4,362,216 | 1.0747 | 4,059,008 | 11 | 38 | .017284968 |
| D3 | 20,768,350 | 0.9787 | 21,220,343 | 14 | 1,838 | .015412877 |
| G1 | 2,626,970 | 0.8498 | 3,091,280 | 8 | 38 | .216725967 |
| Random Totals: | 40,990,570 | 42,749,827 | 61 | 2,263 | ||
| Catg J Exception Values: | 13,676,926 | 13,051,558 | ||||
| Catg D1 Exception Values: | 5,209,770 | 4,401,745 | ||||
| Catg G1 Exception Values: | 2,424,830 | 2,395,018 | ||||
| Total Test Values (4): | 62,302,096 | 62,598,148 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,129,907 |
Confidence Interval Values (5)
| State Lower Limit: | 59,468,241 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 62,302,096 | (Within Confidence Interval) |
| State Upper Limit: | 65,728,055 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 121,885,891 | (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