2007 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 | 10,861,477 | 0.9219 | 11,781,622 | 13 | 1,975 | .001460027 |
| G1 | 94,898,110 | 1.0617 | 89,383,169 | 15 | 451 | .164182726 |
| G1 | 95,485,380 | 1.1976 | 79,730,611 | 14 | 122 | .027586889 |
| G1 | 96,292,705 | 1.0622 | 90,654,025 | 11 | 38 | .016231671 |
| G1 | 91,454,393 | 1.0687 | 85,575,365 | 6 | 10 | .010295069 |
| Random Totals: | 388,992,065 | 357,124,792 | 59 | 2,596 | ||
| Catg J Exception Values: | 10,764,500 | 11,418,526 | ||||
| Catg D1 Exception Values: | 9,318,670 | 10,671,651 | ||||
| Total Test Values (4): | 409,075,235 | 379,214,969 |
Margin of Error
| Margin of Error Percent: | 5.5271761 |
|---|---|
| Margin of Error Value: | 20,959,879 |
Confidence Interval Values (5)
| State Lower Limit: | 358,255,090 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| State Upper Limit: | 400,174,848 | (State Test Value plus Margin of Error Percent) |
| Local Test Value: | 409,075,235 | (Outside Confidence Interval) |
| Value Assigned (6): | 569,167,458 | (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