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050/Coryell
2017 Confidence Interval Detail
050/Coryell
050-904/Oglesby ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,627,510 | 0.9038 | 5,120,060 | 10 | 102 | .069990653 |
| A | 4,449,540 | 0.9006 | 4,940,640 | 9 | 61 | .031188526 |
| A | 4,430,820 | 0.9643 | 4,594,856 | 9 | 39 | .012505501 |
| A | 5,175,490 | 1.0412 | 4,970,697 | 8 | 28 | .019836983 |
| E | 26,362,651 | 0.9534 | 27,651,197 | 20 | 223 | .115274008 |
| Random Totals: | 45,046,011 | 47,277,450 | 56 | 453 | ||
| Catg J Exception Values: | 295,070 | 236,999 | ||||
| Catg D1 Exception Values: | 5,112,600 | 5,323,702 | ||||
| Total Test Values (4): | 50,453,681 | 52,838,151 |
Margin of Error
| Margin of Error Percent: | 7.8833077 |
|---|---|
| Margin of Error Value: | 4,165,394 |
Confidence Interval Values (5)
| State Lower Limit: | 48,672,757 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 50,453,681 | (Within Confidence Interval) |
| State Upper Limit: | 57,003,545 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 60,612,464 | (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, D2, E, 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