2011 Confidence Interval Detail
220/Tarrant
220-908/Mansfield ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,510,170,495 | 0.9914 | 1,523,270,622 | 50 | 12,784 | .012778989 |
| A | 1,502,619,799 | 0.9791 | 1,534,694,923 | 50 | 9,609 | .008647738 |
| A | 1,609,278,777 | 1.0068 | 1,598,409,592 | 50 | 7,934 | .005087307 |
| A | 1,557,071,302 | 0.9882 | 1,575,664,139 | 50 | 4,799 | .009858919 |
| B | 58,727,453 | 0.9962 | 58,951,469 | 13 | 617 | .004158966 |
| B | 60,043,622 | 0.7479 | 80,282,955 | 8 | 61 | .096657056 |
| B | 153,212,739 | 0.8391 | 182,591,752 | 6 | 9 | .004399989 |
| F1 | 230,652,465 | 0.8109 | 284,440,085 | 10 | 441 | .110683829 |
| F1 | 233,287,577 | 0.9367 | 249,052,607 | 9 | 165 | .031683908 |
| F1 | 244,750,395 | 0.8636 | 283,407,127 | 9 | 72 | .030379090 |
| F1 | 250,140,950 | 0.9583 | 261,025,723 | 7 | 19 | .011514267 |
| G1 | 136,755,979 | 1.0443 | 130,954,686 | 9 | 116 | .018056817 |
| G1 | 135,945,228 | 1.0005 | 135,877,289 | 9 | 64 | .028283968 |
| G1 | 136,482,729 | 1.0127 | 134,771,136 | 8 | 44 | .002441150 |
| G1 | 135,249,269 | 0.9952 | 135,901,597 | 7 | 26 | .006693827 |
| L1 | 76,985,432 | 1.0437 | 73,762,031 | 10 | 559 | .011913693 |
| L1 | 84,316,676 | 1.0148 | 83,086,989 | 9 | 128 | .001352489 |
| L1 | 76,289,022 | 1.0292 | 74,124,584 | 8 | 38 | .000318449 |
| L1 | 82,945,859 | 1.0066 | 82,402,006 | 6 | 14 | .007122963 |
| Random Totals: | 8,274,925,768 | 8,482,671,312 | 328 | 37,499 | ||
| Catg D1 Exception Values: | 924,087 | 729,289 | ||||
| Catg L1 Exception Values: | 121,575,072 | 121,575,072 | ||||
| Total Test Values (4): | 8,397,424,927 | 8,604,975,673 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 430,248,784 |
Confidence Interval Values (5)
| State Lower Limit: | 8,174,726,889 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 8,397,424,927 | (Within Confidence Interval) |
| State Upper Limit: | 9,035,224,457 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 8,832,687,059 | (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