2006 Confidence Interval Detail
123/Jefferson
123-907/Port Arthur ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 137,280,486 | 0.9218 | 148,926,542 | 28 | 7,504 | .095800061 |
| A | 137,251,930 | 0.9359 | 146,652,345 | 19 | 4,164 | .132904135 |
| A | 137,316,697 | 0.9334 | 147,114,524 | 24 | 2,524 | .018606907 |
| A | 137,205,749 | 0.9735 | 140,940,677 | 17 | 1,262 | .014779846 |
| F1 | 60,888,579 | 0.9682 | 62,888,431 | 7 | 477 | .001249110 |
| F1 | 61,616,542 | 0.9862 | 62,478,749 | 6 | 67 | .000403313 |
| F1 | 62,650,896 | 0.9770 | 64,125,789 | 5 | 15 | .001870733 |
| L1 | 39,790,842 | 1.0238 | 38,865,835 | 8 | 580 | .004744787 |
| L1 | 40,456,360 | 0.9757 | 41,463,934 | 7 | 102 | .002316969 |
| L1 | 41,580,270 | 0.9771 | 42,554,774 | 8 | 27 | .002949214 |
| L1 | 37,004,126 | 0.9820 | 37,682,409 | 4 | 5 | .000539423 |
| Random Totals: | 893,042,477 | 933,694,009 | 133 | 16,727 | ||
| Catg J Exception Values: | 51,307,269 | 51,271,710 | ||||
| Catg D1 Exception Values: | 409,130 | 244,056 | ||||
| Catg F1 Exception Values: | 51,195,460 | 51,611,717 | ||||
| Total Test Values (4): | 995,954,336 | 1,036,821,492 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 51,841,075 |
Confidence Interval Values (5)
| State Lower Limit: | 984,980,417 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 995,954,336 | (Within Confidence Interval) |
| State Upper Limit: | 1,088,662,567 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 3,687,355,646 | (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