2009 Confidence Interval Detail
216/Sterling
216-901/Sterling City ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 12,061,245 | 0.9260 | 13,025,103 | 15 | 2,103 | .069517609 |
| G1 | 92,937,751 | 1.0786 | 86,165,169 | 16 | 417 | .049540571 |
| G1 | 92,933,613 | 1.0719 | 86,699,891 | 16 | 112 | .115535354 |
| G1 | 94,829,887 | 1.0904 | 86,967,981 | 15 | 42 | .035167234 |
| G1 | 89,809,753 | 1.0331 | 86,932,294 | 11 | 13 | .027637061 |
| Random Totals: | 382,572,249 | 359,790,438 | 73 | 2,687 | ||
| Catg J Exception Values: | 10,150,346 | 9,789,866 | ||||
| Catg D1 Exception Values: | 9,737,288 | 14,939,061 | ||||
| Total Test Values (4): | 402,459,883 | 384,519,365 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 19,225,968 |
Confidence Interval Values (5)
| State Lower Limit: | 365,293,397 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 402,459,883 | (Within Confidence Interval) |
| State Upper Limit: | 403,745,333 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,379,836,901 | (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