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021/Brazos
2018 Confidence Interval Detail
021/Brazos
021-901/College Station ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,118,304,794 | 0.9446 | 1,183,892,435 | 148 | 6,409 | .006031603 |
| A | 1,761,927,858 | 0.9669 | 1,822,244,139 | 150 | 7,605 | .008451346 |
| A | 1,630,611,173 | 0.9793 | 1,665,078,294 | 148 | 4,902 | .006418218 |
| A | 1,690,972,082 | 0.9360 | 1,806,594,105 | 118 | 2,843 | .015699721 |
| B | 461,537,196 | 0.8023 | 575,267,601 | 54 | 1,079 | .076571974 |
| B | 471,142,483 | 0.7897 | 596,609,450 | 9 | 40 | .030346921 |
| B | 608,844,323 | 0.9622 | 632,762,755 | 7 | 19 | .017414485 |
| B | 329,292,373 | 0.9940 | 331,280,053 | 4 | 6 | .020572069 |
| F1 | 371,541,026 | 0.9414 | 394,668,606 | 11 | 384 | .027271872 |
| F1 | 341,774,469 | 0.8990 | 380,171,823 | 12 | 126 | .134506706 |
| F1 | 364,882,448 | 0.7897 | 462,051,979 | 11 | 57 | .030246902 |
| F1 | 355,363,357 | 0.9481 | 374,816,324 | 9 | 20 | .032613691 |
| L1 | 83,733,430 | 0.8543 | 98,014,082 | 10 | 784 | .195266672 |
| L1 | 86,420,530 | 0.8600 | 100,488,988 | 9 | 179 | .174484184 |
| L1 | 93,341,640 | 0.8844 | 105,542,334 | 9 | 62 | .049366657 |
| L1 | 77,747,529 | 1.0447 | 74,420,914 | 7 | 16 | .030187667 |
| Random Totals: | 9,847,436,711 | 10,603,903,882 | 716 | 24,531 | ||
| Catg D1 Exception Values: | 3,077,510 | 2,866,617 | ||||
| Total Test Values (4): | 9,850,514,221 | 10,606,770,499 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 530,338,524 |
Confidence Interval Values (5)
| Local Test Value: | 9,850,514,221 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 10,076,431,975 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 11,137,109,023 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 10,117,705,439 | (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