2011 Confidence Interval Detail
239/Washington
239-901/Brenham ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 202,015,005 | 0.9516 | 212,289,833 | 28 | 2,568 | .015917490 |
| A | 207,195,019 | 0.9270 | 223,511,347 | 28 | 1,680 | .005394769 |
| A | 208,919,810 | 0.9667 | 216,116,489 | 37 | 1,204 | .004449560 |
| A | 213,388,660 | 0.9465 | 225,450,248 | 22 | 753 | .009631234 |
| D3 | 628,180,164 | 0.9645 | 651,301,362 | 29 | 11,375 | .013141916 |
| F1 | 54,105,223 | 0.9156 | 59,092,642 | 10 | 390 | .032927078 |
| F1 | 52,755,611 | 0.9823 | 53,706,211 | 10 | 130 | .010283186 |
| F1 | 65,629,480 | 0.9182 | 71,476,236 | 8 | 55 | .010811839 |
| F1 | 49,871,350 | 0.9785 | 50,967,144 | 5 | 10 | .001539187 |
| L1 | 31,031,126 | 1.1009 | 28,187,052 | 10 | 531 | .037973994 |
| L1 | 31,556,395 | 0.9745 | 32,382,140 | 9 | 101 | .057660386 |
| L1 | 29,211,054 | 0.9918 | 29,452,565 | 8 | 34 | .009224448 |
| L1 | 31,142,795 | 0.9367 | 33,247,352 | 5 | 11 | .000235085 |
| Random Totals: | 1,805,001,692 | 1,887,180,621 | 209 | 18,842 | ||
| Catg D1 Exception Values: | 23,114,466 | 23,029,213 | ||||
| Total Test Values (4): | 1,828,116,158 | 1,910,209,834 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 95,510,492 |
Confidence Interval Values (5)
| State Lower Limit: | 1,814,699,342 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,828,116,158 | (Within Confidence Interval) |
| State Upper Limit: | 2,005,720,326 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,044,313,182 | (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