2009 Confidence Interval Detail
249/Wise
249-903/Bridgeport ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 81,500,150 | 0.9810 | 83,078,644 | 14 | 1,130 | .017745734 |
| A | 81,048,260 | 0.9766 | 82,990,231 | 16 | 674 | .035445090 |
| A | 83,648,680 | 0.9770 | 85,617,892 | 16 | 480 | .039131503 |
| A | 86,722,750 | 0.9386 | 92,395,856 | 14 | 282 | .006121237 |
| D3 | 122,593,980 | 0.8148 | 150,458,984 | 17 | 2,974 | .106760724 |
| F1 | 28,547,600 | 0.9583 | 29,789,836 | 8 | 192 | .051231225 |
| F1 | 30,340,170 | 0.9264 | 32,750,615 | 7 | 84 | .021979954 |
| F1 | 30,930,460 | 0.9759 | 31,694,292 | 6 | 40 | .038628849 |
| F1 | 35,230,080 | 0.9928 | 35,485,576 | 5 | 16 | .006123409 |
| G1 | 28,187,361 | 1.0644 | 26,481,925 | 7 | 211 | .027862931 |
| G1 | 28,128,551 | 0.9980 | 28,184,921 | 9 | 92 | .009144044 |
| G1 | 28,282,527 | 0.9806 | 28,842,063 | 7 | 51 | .001609922 |
| G1 | 27,741,842 | 1.0237 | 27,099,582 | 5 | 20 | .001889329 |
| L1 | 14,431,060 | 1.0598 | 13,616,777 | 8 | 188 | .006354721 |
| L1 | 11,736,320 | 1.0533 | 11,142,429 | 6 | 38 | .010213573 |
| L1 | 13,742,420 | 1.0367 | 13,255,927 | 8 | 19 | .008153925 |
| L1 | 14,083,860 | 0.9184 | 15,335,213 | 3 | 7 | .003227240 |
| Random Totals: | 746,896,071 | 788,220,763 | 156 | 6,498 | ||
| Catg J Exception Values: | 27,568,330 | 28,008,524 | ||||
| Catg D1 Exception Values: | 4,190,440 | 4,104,547 | ||||
| Total Test Values (4): | 778,654,841 | 820,333,834 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 41,016,692 |
Confidence Interval Values (5)
| Local Test Value: | 778,654,841 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 779,317,142 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 861,350,526 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,252,456,317 | (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