2009 Confidence Interval Detail
129/Kaufman
129-910/Scurry-Rosser ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 25,034,550 | 0.9852 | 25,410,627 | 9 | 408 | .044748969 |
| A | 24,007,090 | 0.9331 | 25,728,314 | 10 | 221 | .008623642 |
| A | 24,685,400 | 0.9825 | 25,125,089 | 10 | 163 | .012462446 |
| A | 26,685,980 | 1.0099 | 26,424,379 | 9 | 116 | .006557541 |
| D3 | 47,235,740 | 1.1319 | 41,731,372 | 22 | 1,736 | .044767717 |
| Random Totals: | 147,648,760 | 144,419,781 | 60 | 2,644 | ||
| Catg D1 Exception Values: | 5,153,470 | 3,309,510 | ||||
| Total Test Values (4): | 152,802,230 | 147,729,291 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 7,386,465 |
Confidence Interval Values (5)
| State Lower Limit: | 140,342,826 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 152,802,230 | (Within Confidence Interval) |
| State Upper Limit: | 155,115,756 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 159,216,797 | (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