2010 Confidence Interval Detail
019/Bowie
019-905/New Boston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 39,311,164 | 1.0245 | 38,371,073 | 13 | 858 | .016177270 |
| A | 39,223,897 | 1.0279 | 38,159,254 | 11 | 505 | .017826456 |
| A | 38,089,092 | 0.9912 | 38,427,252 | 11 | 345 | .001210377 |
| A | 40,221,597 | 0.9407 | 42,757,093 | 10 | 228 | .006017550 |
| D3 | 53,226,881 | 1.0238 | 51,989,530 | 21 | 1,855 | .052447107 |
| F1 | 14,328,991 | 0.8956 | 15,999,320 | 11 | 102 | .117394430 |
| F1 | 14,759,718 | 0.9545 | 15,463,298 | 8 | 30 | .009901399 |
| F1 | 16,630,589 | 0.9150 | 18,175,507 | 6 | 13 | .112082934 |
| L1 | 3,185,810 | 0.9551 | 3,335,577 | 9 | 81 | .140660361 |
| L1 | 3,397,652 | 1.0085 | 3,369,015 | 7 | 24 | .011471769 |
| L1 | 3,235,743 | 1.0351 | 3,126,020 | 4 | 11 | .000268218 |
| L1 | 8,808,106 | 1.1216 | 7,853,162 | 2 | 7 | .002303195 |
| Random Totals: | 274,419,240 | 277,026,101 | 113 | 4,059 | ||
| Catg J Exception Values: | 7,567,189 | 6,801,074 | ||||
| Catg D1 Exception Values: | 5,852,276 | 5,112,113 | ||||
| Catg F1 Exception Values: | 13,031,611 | 13,092,032 | ||||
| Catg L1 Exception Values: | 16,906,993 | 16,676,167 | ||||
| Total Test Values (4): | 317,777,309 | 318,707,487 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 15,935,374 |
Confidence Interval Values (5)
| State Lower Limit: | 302,772,113 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 317,777,309 | (Within Confidence Interval) |
| State Upper Limit: | 334,642,861 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 332,932,737 | (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