2007 Confidence Interval Detail
102/Harrison
102-901/Karnack ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 21,954,820 | 0.8460 | 25,951,324 | 13 | 528 | .235807250 |
| A | 21,925,940 | 1.0012 | 21,899,660 | 15 | 242 | .043617232 |
| A | 22,005,597 | 0.9925 | 22,171,886 | 16 | 159 | .050933187 |
| A | 21,794,168 | 0.9893 | 22,029,888 | 15 | 93 | .033626183 |
| D3 | 19,617,910 | 0.8348 | 23,500,132 | 19 | 1,614 | .200923662 |
| G1 | 7,053,466 | 1.2724 | 5,543,434 | 7 | 24 | .231492731 |
| G1 | 7,874,543 | 1.0487 | 7,508,861 | 5 | 12 | .007691549 |
| G1 | 6,849,596 | 1.1401 | 6,007,891 | 4 | 6 | .022814266 |
| G1 | 6,362,878 | 1.0444 | 6,092,376 | 3 | 4 | .004938598 |
| Random Totals: | 135,438,918 | 140,705,452 | 97 | 2,682 | ||
| Catg D1 Exception Values: | 6,013,310 | 6,454,067 | ||||
| Total Test Values (4): | 141,452,228 | 147,159,519 |
Margin of Error
| Margin of Error Percent: | 6.3508804 |
|---|---|
| Margin of Error Value: | 9,345,925 |
Confidence Interval Values (5)
| State Lower Limit: | 137,813,594 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 141,452,228 | (Within Confidence Interval) |
| State Upper Limit: | 156,505,444 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 158,435,945 | (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