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220/Tarrant
2017 Confidence Interval Detail
220/Tarrant
220-910/Lake Worth ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 86,564,204 | 0.9185 | 94,245,187 | 15 | 1,168 | .014855643 |
| A | 55,994,240 | 0.9614 | 58,242,397 | 12 | 496 | .020944111 |
| A | 88,456,379 | 0.9487 | 93,239,569 | 31 | 615 | .003850151 |
| A | 135,956,678 | 1.0227 | 132,938,964 | 34 | 710 | .013031359 |
| B | 23,967,699 | 0.9365 | 25,592,845 | 6 | 17 | .086854793 |
| F1 | 73,678,013 | 0.9416 | 78,247,677 | 11 | 104 | .017198288 |
| F1 | 73,928,728 | 0.9140 | 80,884,823 | 9 | 37 | .019448804 |
| F1 | 67,258,854 | 0.8793 | 76,491,361 | 8 | 15 | .027365271 |
| F1 | 118,111,844 | 0.9226 | 128,020,642 | 4 | 10 | .001032308 |
| L1 | 21,666,408 | 1.2102 | 17,903,163 | 14 | 179 | .096213272 |
| L1 | 27,450,477 | 1.0787 | 25,447,740 | 10 | 42 | .036843355 |
| L1 | 18,012,205 | 0.9751 | 18,472,162 | 5 | 8 | .002989848 |
| L1 | 19,118,165 | 1.0560 | 18,104,323 | 3 | 3 | .009268519 |
| Random Totals: | 810,163,894 | 847,830,853 | 162 | 3,404 | ||
| Catg D1 Exception Values: | 58,656 | 22,067 | ||||
| Catg B Exception Values: | 57,498,780 | 64,069,440 | ||||
| Total Test Values (4): | 867,721,330 | 911,922,360 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 45,596,118 |
Confidence Interval Values (5)
| State Lower Limit: | 866,326,242 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 867,721,330 | (Within Confidence Interval) |
| State Upper Limit: | 957,518,478 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 903,910,214 | (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, D2, E, 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