2008 Confidence Interval Detail
123/Jefferson
123-908/Port Neches-Groves ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 200,220,790 | 0.9871 | 202,837,392 | 55 | 2,992 | .007222556 |
| A | 280,996,220 | 0.9925 | 283,119,617 | 50 | 2,760 | .006779416 |
| A | 268,291,940 | 0.9798 | 273,823,168 | 50 | 1,769 | .001256597 |
| A | 309,570,030 | 0.9855 | 314,124,840 | 49 | 1,211 | .002679188 |
| F1 | 15,227,790 | 0.8854 | 17,198,769 | 10 | 190 | .017236397 |
| F1 | 17,475,100 | 0.9056 | 19,296,709 | 11 | 94 | .091257828 |
| F1 | 19,679,700 | 0.9721 | 20,244,522 | 9 | 47 | .027081574 |
| F1 | 23,336,660 | 0.8666 | 26,928,987 | 7 | 15 | .082819127 |
| Random Totals: | 1,134,798,230 | 1,157,574,004 | 241 | 9,078 | ||
| Catg D1 Exception Values: | 123,610 | 79,794 | ||||
| Total Test Values (4): | 1,134,921,840 | 1,157,653,798 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 57,882,690 |
Confidence Interval Values (5)
| State Lower Limit: | 1,099,771,108 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,134,921,840 | (Within Confidence Interval) |
| State Upper Limit: | 1,215,536,488 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 3,359,019,179 | (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