2008 Confidence Interval Detail
187/Polk
187-907/Livingston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 178,196,549 | 0.6451 | 276,230,893 | 49 | 1,393 | .125082606 |
| A | 383,539,909 | 0.8231 | 465,970,002 | 94 | 5,859 | .050166076 |
| C | 12,394,810 | 0.7894 | 15,701,558 | 11 | 715 | .186210639 |
| C | 54,780,691 | 0.8229 | 66,570,289 | 70 | 11,792 | .688554848 |
| D3 | 98,753,808 | 0.9102 | 108,496,823 | 36 | 4,170 | .162737946 |
| F1 | 39,198,293 | 0.9279 | 42,244,092 | 11 | 312 | .033392209 |
| F1 | 39,592,036 | 1.0457 | 37,861,754 | 7 | 90 | .005015933 |
| F1 | 51,394,047 | 0.7486 | 68,653,549 | 9 | 41 | .216784834 |
| F1 | 48,692,225 | 0.9739 | 49,997,151 | 3 | 11 | .003937826 |
| L1 | 16,379,125 | 1.0794 | 15,174,287 | 7 | 512 | .025952209 |
| L1 | 19,533,666 | 0.8464 | 23,078,528 | 7 | 98 | .134716525 |
| L1 | 16,980,221 | 0.9124 | 18,610,501 | 5 | 19 | .047628439 |
| L1 | 15,571,362 | 1.0412 | 14,955,207 | 2 | 3 | .004733764 |
| Random Totals: | 975,006,742 | 1,203,544,634 | 311 | 25,015 | ||
| Catg D1 Exception Values: | 29,919,924 | 29,954,125 | ||||
| Total Test Values (4): | 1,004,926,666 | 1,233,498,759 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 61,674,938 |
Confidence Interval Values (5)
| Local Test Value: | 1,004,926,666 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,171,823,821 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,295,173,697 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,237,603,668 | (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