2007 Confidence Interval Detail
033/Carson
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 |
|---|---|---|---|---|---|---|
| A | 2,724,972 | 0.9392 | 2,901,376 | 8 | 101 | .014146052 |
| A | 2,715,143 | 0.9624 | 2,821,221 | 6 | 54 | .003804930 |
| A | 2,708,020 | 0.9858 | 2,747,028 | 6 | 39 | .009311073 |
| A | 2,686,987 | 1.0076 | 2,666,720 | 7 | 27 | .016152735 |
| D3 | 8,396,670 | 0.9023 | 9,305,852 | 10 | 804 | .030561453 |
| G1 | 6,102,120 | 1.0786 | 5,657,445 | 5 | 24 | .023174104 |
| G1 | 6,087,150 | 1.0604 | 5,740,428 | 4 | 11 | .002677328 |
| G1 | 6,480,790 | 1.1112 | 5,832,244 | 4 | 9 | .022484256 |
| G1 | 5,703,380 | 0.9406 | 6,063,555 | 3 | 5 | .000204246 |
| Random Totals: | 43,605,232 | 43,735,869 | 53 | 1,074 | ||
| Catg J Exception Values: | 2,114,623 | 2,106,028 | ||||
| Catg D1 Exception Values: | 13,765,730 | 16,593,271 | ||||
| Total Test Values (4): | 59,485,585 | 62,435,168 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,121,758 |
Confidence Interval Values (5)
| State Lower Limit: | 59,313,410 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 59,485,585 | (Within Confidence Interval) |
| State Upper Limit: | 65,556,926 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 65,197,100 | (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