2012 Confidence Interval Detail
019/Bowie
019-909/Simms ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,610,802 | 0.8537 | 8,915,078 | 10 | 210 | .012584840 |
| A | 7,416,556 | 0.8523 | 8,701,814 | 9 | 101 | .014260351 |
| A | 7,776,109 | 0.9617 | 8,085,795 | 10 | 70 | .007497382 |
| A | 7,061,487 | 1.0266 | 6,878,518 | 9 | 40 | .004528657 |
| D3 | 62,037,165 | 0.9697 | 63,975,626 | 17 | 2,598 | .013017772 |
| Random Totals: | 91,902,119 | 96,556,831 | 55 | 3,019 | ||
| Catg J Exception Values: | 1,071,280 | 1,148,908 | ||||
| Catg D1 Exception Values: | 9,103,369 | 7,738,507 | ||||
| Total Test Values (4): | 102,076,768 | 105,444,246 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,272,212 |
Confidence Interval Values (5)
| State Lower Limit: | 100,172,034 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 102,076,768 | (Within Confidence Interval) |
| State Upper Limit: | 110,716,458 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 98,142,635 | (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