2009 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 | 4,250,250 | 0.8643 | 4,917,563 | 9 | 228 | .138296808 |
| A | 2,275,159 | 0.8701 | 2,614,825 | 10 | 60 | .042457436 |
| A | 3,763,473 | 1.0129 | 3,715,543 | 11 | 69 | .011031982 |
| A | 12,262,116 | 0.9354 | 13,108,954 | 10 | 142 | .014932317 |
| D3 | 15,633,867 | 0.9144 | 17,097,405 | 22 | 726 | .099618317 |
| L1 | 1,036,220 | 0.7739 | 1,338,959 | 5 | 17 | .169905652 |
| L1 | 941,141 | 1.0198 | 922,868 | 5 | 6 | .001560971 |
| Random Totals: | 40,162,226 | 43,716,117 | 72 | 1,248 | ||
| Catg J Exception Values: | 8,733,117 | 8,657,584 | ||||
| Catg D1 Exception Values: | 9,213,499 | 11,325,459 | ||||
| Catg L1 Exception Values: | 5,566,002 | 5,238,428 | ||||
| Total Test Values (4): | 63,674,844 | 68,937,588 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,446,879 |
Confidence Interval Values (5)
| Local Test Value: | 63,674,844 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 65,490,709 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 72,384,467 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 279,345,906 | (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