2010 Confidence Interval Detail
030/Callahan
030-902/Clyde ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 23,911,260 | 1.0320 | 23,169,826 | 17 | 594 | .069656472 |
| A | 24,403,850 | 0.9911 | 24,622,995 | 15 | 315 | .004241416 |
| A | 25,761,250 | 0.9574 | 26,907,510 | 16 | 234 | .011900041 |
| A | 26,919,850 | 1.0321 | 26,082,599 | 19 | 158 | .003005886 |
| D3 | 64,321,550 | 0.9583 | 67,120,474 | 24 | 2,772 | .036722247 |
| F1 | 3,537,140 | 0.9702 | 3,645,784 | 11 | 71 | .006272390 |
| F1 | 3,381,020 | 0.9927 | 3,405,883 | 8 | 21 | .005360662 |
| F1 | 3,992,720 | 0.9952 | 4,011,977 | 6 | 11 | .006155676 |
| Random Totals: | 176,228,640 | 178,967,048 | 116 | 4,176 | ||
| Catg J Exception Values: | 7,726,842 | 7,886,563 | ||||
| Catg D1 Exception Values: | 6,407,220 | 6,428,787 | ||||
| Catg F1 Exception Values: | 2,850,130 | 2,864,032 | ||||
| Total Test Values (4): | 193,212,832 | 196,146,430 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 9,807,322 |
Confidence Interval Values (5)
| State Lower Limit: | 186,339,108 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 193,212,832 | (Within Confidence Interval) |
| State Upper Limit: | 205,953,752 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 179,880,185 | (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