2010 Confidence Interval Detail
163/Medina
163-901/Devine ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 35,163,610 | 1.0084 | 34,870,696 | 15 | 774 | .034212886 |
| A | 34,437,110 | 0.9497 | 36,261,040 | 16 | 438 | .020421699 |
| A | 37,274,830 | 1.0222 | 36,465,300 | 21 | 310 | .016255398 |
| A | 35,914,330 | 0.9768 | 36,767,332 | 15 | 180 | .004230459 |
| D3 | 78,602,514 | 1.0983 | 71,567,435 | 20 | 2,755 | .027391809 |
| F1 | 7,329,390 | 0.9408 | 7,790,593 | 9 | 100 | .093823607 |
| F1 | 6,403,440 | 0.7224 | 8,864,120 | 8 | 32 | .206444251 |
| F1 | 7,757,980 | 1.0987 | 7,061,054 | 6 | 18 | .021334708 |
| F1 | 7,561,450 | 0.9192 | 8,226,121 | 4 | 8 | .009041820 |
| Random Totals: | 250,444,654 | 247,873,691 | 114 | 4,615 | ||
| Catg J Exception Values: | 6,828,332 | 8,109,357 | ||||
| Catg D1 Exception Values: | 8,987,785 | 9,115,480 | ||||
| Total Test Values (4): | 266,260,771 | 265,098,528 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 13,254,926 |
Confidence Interval Values (5)
| State Lower Limit: | 251,843,602 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 266,260,771 | (Within Confidence Interval) |
| State Upper Limit: | 278,353,454 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 268,056,777 | (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