2009 Confidence Interval Detail
169/Montague
169-901/Bowie ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 51,974,150 | 0.9533 | 54,520,245 | 23 | 1,162 | .074863782 |
| A | 52,167,410 | 0.9992 | 52,209,177 | 20 | 669 | .009576435 |
| A | 52,903,320 | 0.9397 | 56,298,095 | 14 | 488 | .018795886 |
| A | 56,466,960 | 0.9954 | 56,727,908 | 12 | 284 | .010118645 |
| D3 | 152,146,200 | 1.0818 | 140,641,708 | 25 | 4,062 | .229909734 |
| F1 | 11,807,490 | 1.0766 | 10,967,388 | 7 | 196 | .002679339 |
| F1 | 12,224,580 | 0.9896 | 12,353,052 | 7 | 67 | .009122064 |
| F1 | 12,438,960 | 0.9882 | 12,587,492 | 5 | 23 | .002431973 |
| G1 | 7,738,960 | 0.9474 | 8,168,630 | 7 | 71 | .057530458 |
| G1 | 7,691,540 | 1.0650 | 7,222,103 | 6 | 22 | .013654916 |
| G1 | 7,614,720 | 0.9999 | 7,615,482 | 4 | 10 | .002425246 |
| G1 | 7,563,360 | 1.0941 | 6,912,860 | 3 | 4 | .001740967 |
| Random Totals: | 432,737,650 | 426,224,140 | 133 | 7,058 | ||
| Catg J Exception Values: | 20,061,053 | 20,444,436 | ||||
| Catg D1 Exception Values: | 8,447,160 | 7,472,143 | ||||
| Catg F1 Exception Values: | 11,116,300 | 11,268,177 | ||||
| Total Test Values (4): | 472,362,163 | 465,408,896 |
Margin of Error
| Margin of Error Percent: | 5.9435993 |
|---|---|
| Margin of Error Value: | 27,662,040 |
Confidence Interval Values (5)
| State Lower Limit: | 437,746,856 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 472,362,163 | (Within Confidence Interval) |
| State Upper Limit: | 493,070,936 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 541,434,685 | (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