2007 Confidence Interval Detail
177/Nolan
177-901/Roscoe ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,904,296 | 0.9479 | 4,118,890 | 13 | 230 | .038748018 |
| A | 3,896,647 | 1.0421 | 3,739,226 | 17 | 105 | .025685225 |
| A | 3,934,964 | 1.1229 | 3,504,287 | 13 | 74 | .020132434 |
| A | 3,834,043 | 1.1329 | 3,384,273 | 11 | 48 | .009527533 |
| D3 | 10,851,967 | 0.9680 | 11,210,710 | 20 | 812 | .099778516 |
| F1 | 1,071,803 | 0.9183 | 1,167,160 | 7 | 41 | .010658505 |
| F1 | 1,019,242 | 0.9238 | 1,103,315 | 6 | 11 | .039113787 |
| L1 | 622,621 | 0.9378 | 663,917 | 5 | 16 | .019962494 |
| L1 | 699,337 | 0.8759 | 798,421 | 2 | 3 | .016461403 |
| Random Totals: | 29,834,920 | 29,690,199 | 94 | 1,340 | ||
| Catg J Exception Values: | 11,168,445 | 11,444,127 | ||||
| Catg D1 Exception Values: | 9,432,756 | 10,977,887 | ||||
| Catg F1 Exception Values: | 1,809,195 | 1,887,290 | ||||
| Catg L1 Exception Values: | 6,099,553 | 6,099,678 | ||||
| Total Test Values (4): | 58,344,869 | 60,099,181 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,004,959 |
Confidence Interval Values (5)
| State Lower Limit: | 57,094,222 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 58,344,869 | (Within Confidence Interval) |
| State Upper Limit: | 63,104,140 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 65,991,324 | (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