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090/Gray
2016 Confidence Interval Detail
090/Gray
033-901/Groom ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| E | 2,882,870 | 1.0276 | 2,805,440 | 13 | 72 | .008902931 |
| G1 | 766,510 | 0.9749 | 786,245 | 18 | 22 | .040664010 |
| Random Totals: | 3,649,380 | 3,591,685 | 31 | 94 | ||
| Catg J Exception Values: | 280,010 | 244,109 | ||||
| Catg D1 Exception Values: | 2,692,900 | 3,025,046 | ||||
| Total Test Values (4): | 6,622,290 | 6,860,840 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 343,042 |
Confidence Interval Values (5)
| State Lower Limit: | 6,517,798 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,622,290 | (Within Confidence Interval) |
| State Upper Limit: | 7,203,882 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 11,975,990 | (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