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133/Kerr
2017 Confidence Interval Detail
133/Kerr
130-902/Comfort ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,034,479 | 0.7153 | 7,038,276 | 9 | 77 | .165083817 |
| A | 4,876,168 | 0.9219 | 5,289,259 | 8 | 37 | .082018803 |
| A | 5,480,728 | 1.2065 | 4,542,667 | 7 | 27 | .021861275 |
| A | 7,067,588 | 1.1030 | 6,407,605 | 4 | 14 | .013642645 |
| E | 151,591,207 | 0.9931 | 152,644,454 | 20 | 701 | .079478353 |
| Random Totals: | 174,050,170 | 175,922,261 | 48 | 856 | ||
| Catg D1 Exception Values: | 4,740,964 | 5,276,757 | ||||
| Total Test Values (4): | 178,791,134 | 181,199,018 |
Margin of Error
| Margin of Error Percent: | 10.6145846 |
|---|---|
| Margin of Error Value: | 19,233,523 |
Confidence Interval Values (5)
| State Lower Limit: | 161,965,495 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 178,791,134 | (Within Confidence Interval) |
| State Upper Limit: | 200,432,541 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 175,762,617 | (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