2012 Confidence Interval Detail
019/Bowie
019-910/Malta ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,756,047 | 0.8561 | 2,051,217 | 8 | 49 | .037728517 |
| A | 1,944,058 | 0.9536 | 2,038,651 | 7 | 24 | .008094715 |
| A | 1,856,777 | 0.9637 | 1,926,717 | 6 | 16 | .003400799 |
| A | 1,936,891 | 0.9848 | 1,966,786 | 5 | 13 | .002414187 |
| D3 | 12,410,231 | 0.9690 | 12,807,256 | 15 | 489 | .012988873 |
| Random Totals: | 19,904,004 | 20,790,627 | 41 | 591 | ||
| Catg D1 Exception Values: | 1,027,487 | 882,900 | ||||
| Total Test Values (4): | 20,931,491 | 21,673,527 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,083,676 |
Confidence Interval Values (5)
| State Lower Limit: | 20,589,851 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 20,931,491 | (Within Confidence Interval) |
| State Upper Limit: | 22,757,203 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 18,300,990 | (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