2008 Confidence Interval Detail
187/Polk
187-904/Corrigan-Camden ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 13,950,894 | 0.7374 | 18,919,032 | 11 | 562 | .058462058 |
| A | 14,268,766 | 0.8698 | 16,404,652 | 13 | 302 | .033750610 |
| A | 14,941,718 | 0.9371 | 15,944,636 | 11 | 196 | .024254277 |
| A | 15,477,663 | 1.0049 | 15,402,192 | 10 | 120 | .006785851 |
| D3 | 25,611,529 | 0.8854 | 28,926,507 | 13 | 2,336 | .050569885 |
| F1 | 2,400,219 | 0.9102 | 2,637,024 | 10 | 39 | .014874277 |
| F1 | 2,590,970 | 1.0148 | 2,553,183 | 6 | 15 | .029159057 |
| F1 | 1,405,534 | 0.9761 | 1,439,949 | 3 | 4 | .004942248 |
| G1 | 2,785,259 | 1.1278 | 2,469,639 | 5 | 13 | .021850945 |
| Random Totals: | 93,432,552 | 104,696,814 | 82 | 3,587 | ||
| Catg J Exception Values: | 19,387,632 | 19,720,646 | ||||
| Catg D1 Exception Values: | 28,628,201 | 26,480,457 | ||||
| Catg F1 Exception Values: | 2,317,105 | 2,294,795 | ||||
| Catg G1 Exception Values: | 11,625,440 | 10,274,369 | ||||
| Total Test Values (4): | 155,390,930 | 163,467,081 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 8,173,354 |
Confidence Interval Values (5)
| State Lower Limit: | 155,293,727 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 155,390,930 | (Within Confidence Interval) |
| State Upper Limit: | 171,640,435 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 253,066,124 | (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