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220/Tarrant
2016 Confidence Interval Detail
220/Tarrant
061-911/Northwest ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 809,257,358 | 0.9691 | 835,060,735 | 101 | 4,775 | .017433078 |
| A | 808,311,023 | 0.9913 | 815,405,047 | 98 | 3,703 | .007541516 |
| A | 808,782,265 | 0.9791 | 826,046,640 | 100 | 2,748 | .008311764 |
| A | 808,619,606 | 0.9193 | 879,603,618 | 100 | 1,848 | .106643108 |
| F1 | 266,956,287 | 0.7952 | 335,709,616 | 10 | 176 | .067638175 |
| F1 | 225,204,232 | 1.0021 | 224,732,294 | 6 | 25 | .001250409 |
| F1 | 273,603,334 | 0.9652 | 283,468,021 | 6 | 19 | .001049705 |
| G1 | 41,537,430 | 0.9893 | 41,986,688 | 10 | 266 | .019269660 |
| G1 | 41,555,570 | 0.9862 | 42,137,061 | 9 | 111 | .004188355 |
| G1 | 41,987,789 | 0.9605 | 43,714,512 | 9 | 61 | .012437156 |
| G1 | 40,768,470 | 1.0453 | 39,001,693 | 8 | 36 | .006462181 |
| L1 | 487,688,239 | 0.9911 | 492,067,641 | 8 | 55 | .001138195 |
| L1 | 447,406,413 | 0.9401 | 475,913,640 | 5 | 13 | .022290867 |
| L1 | 312,401,492 | 1.0001 | 312,370,255 | 2 | 3 | .000000038 |
| Random Totals: | 5,414,079,508 | 5,647,217,461 | 472 | 13,839 | ||
| Catg D1 Exception Values: | 1,548,361 | 1,063,379 | ||||
| Catg F1 Exception Values: | 137,386,902 | 137,374,223 | ||||
| Catg L1 Exception Values: | 935,938,299 | 935,938,299 | ||||
| Total Test Values (4): | 6,488,953,070 | 6,721,593,362 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 336,079,668 |
Confidence Interval Values (5)
| State Lower Limit: | 6,385,513,694 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,488,953,070 | (Within Confidence Interval) |
| State Upper Limit: | 7,057,673,030 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 5,930,188,707 | (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