2006 Confidence Interval Detail
187/Polk
187-903/Goodrich ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,165,170 | 1.0216 | 8,971,388 | 9 | 320 | .043573662 |
| A | 9,133,297 | 0.9405 | 9,711,108 | 10 | 175 | .004810536 |
| A | 9,168,679 | 0.9536 | 9,614,806 | 17 | 112 | .011602040 |
| A | 9,129,196 | 1.0600 | 8,612,449 | 22 | 61 | .019643872 |
| C | 943,236 | 1.0359 | 910,547 | 11 | 678 | .077511178 |
| C | 947,210 | 0.9855 | 961,147 | 11 | 388 | .000855800 |
| C | 941,214 | 1.0149 | 927,396 | 10 | 235 | .000649652 |
| C | 940,043 | 1.0161 | 925,148 | 10 | 116 | .000742154 |
| D3 | 6,393,678 | 1.1550 | 5,535,652 | 18 | 425 | .166075006 |
| G1 | 11,891,660 | 0.9004 | 13,207,086 | 10 | 25 | .048648522 |
| Random Totals: | 58,653,383 | 59,376,727 | 128 | 2,535 | ||
| Catg J Exception Values: | 3,027,583 | 2,741,160 | ||||
| Catg D1 Exception Values: | 3,868,049 | 3,533,390 | ||||
| Catg G1 Exception Values: | 2,978,340 | 3,074,119 | ||||
| Total Test Values (4): | 68,527,355 | 68,725,396 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 3,436,270 |
Confidence Interval Values (5)
| State Lower Limit: | 65,289,126 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 68,527,355 | (Within Confidence Interval) |
| State Upper Limit: | 72,161,666 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 82,255,725 | (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