2009 Confidence Interval Detail
021/Brazos
021-902/Bryan ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 512,488,990 | 0.9169 | 558,936,623 | 54 | 7,004 | .021694407 |
| A | 543,533,760 | 0.9368 | 580,202,562 | 59 | 4,578 | .014603465 |
| A | 554,499,030 | 0.9625 | 576,102,888 | 54 | 3,367 | .009636454 |
| A | 593,362,063 | 0.9425 | 629,561,871 | 61 | 2,025 | .009300308 |
| B | 87,520,038 | 1.1048 | 79,217,992 | 20 | 791 | .014984560 |
| B | 88,608,069 | 1.0350 | 85,611,661 | 7 | 187 | .001899993 |
| B | 70,134,768 | 0.8861 | 79,149,947 | 4 | 11 | .008851003 |
| B | 118,940,191 | 0.8782 | 135,436,337 | 4 | 7 | .002317153 |
| D3 | 345,094,156 | 0.9189 | 375,551,372 | 11 | 6,602 | .045836276 |
| F1 | 179,462,340 | 1.0224 | 175,530,458 | 20 | 781 | .016109223 |
| F1 | 184,525,370 | 1.0343 | 178,406,043 | 10 | 241 | .056131393 |
| F1 | 179,050,560 | 1.1295 | 158,521,965 | 6 | 89 | .033558244 |
| F1 | 202,380,973 | 1.0875 | 186,097,446 | 9 | 34 | .036274119 |
| L1 | 108,989,530 | 1.0267 | 106,155,187 | 7 | 1,182 | .002895814 |
| L1 | 109,549,662 | 1.0044 | 109,069,755 | 7 | 181 | .012784465 |
| L1 | 122,398,160 | 1.0565 | 115,852,494 | 6 | 66 | .035031818 |
| L1 | 110,733,050 | 1.0210 | 108,455,485 | 4 | 15 | .002236693 |
| Random Totals: | 4,111,270,710 | 4,237,860,086 | 343 | 27,161 | ||
| Catg D1 Exception Values: | 20,923,685 | 15,824,556 | ||||
| Total Test Values (4): | 4,132,194,395 | 4,253,684,642 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 212,684,232 |
Confidence Interval Values (5)
| State Lower Limit: | 4,041,000,410 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 4,132,194,395 | (Within Confidence Interval) |
| State Upper Limit: | 4,466,368,874 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,561,822,769 | (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