2009 Confidence Interval Detail
174/Nacogdoches
174-904/Nacogdoches ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 214,437,880 | 0.9544 | 224,683,445 | 35 | 3,871 | .017687612 |
| A | 228,241,070 | 0.9621 | 237,232,169 | 25 | 2,134 | .013741928 |
| A | 233,613,820 | 1.0072 | 231,943,824 | 25 | 1,429 | .012045125 |
| A | 256,860,190 | 0.9563 | 268,597,919 | 26 | 914 | .007961742 |
| B | 25,206,190 | 0.8769 | 28,744,657 | 15 | 129 | .026631951 |
| B | 24,519,300 | 0.8698 | 28,189,584 | 10 | 19 | .006673883 |
| B | 20,117,810 | 0.8265 | 24,340,968 | 5 | 6 | .001319427 |
| D3 | 150,161,270 | 0.9300 | 161,463,731 | 20 | 4,471 | .017883039 |
| F1 | 70,736,030 | 1.0012 | 70,651,249 | 15 | 453 | .013800507 |
| F1 | 75,524,130 | 0.9229 | 81,833,492 | 14 | 176 | .013469114 |
| F1 | 82,130,580 | 0.9341 | 87,924,826 | 12 | 77 | .021121879 |
| F1 | 82,667,810 | 0.9173 | 90,120,800 | 8 | 22 | .009189279 |
| L1 | 32,955,370 | 0.9993 | 32,978,455 | 7 | 460 | .001285527 |
| L1 | 34,279,230 | 0.9781 | 35,046,754 | 7 | 107 | .004360054 |
| L1 | 34,318,300 | 0.9833 | 34,901,149 | 6 | 38 | .000406187 |
| L1 | 28,321,780 | 0.9871 | 28,691,906 | 4 | 6 | .000613479 |
| Random Totals: | 1,594,090,760 | 1,667,344,928 | 234 | 14,312 | ||
| Catg D1 Exception Values: | 20,191,280 | 12,201,900 | ||||
| Catg B Exception Values: | 20,389,910 | 22,113,919 | ||||
| Total Test Values (4): | 1,634,671,950 | 1,701,660,747 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 85,083,037 |
Confidence Interval Values (5)
| State Lower Limit: | 1,616,577,710 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,634,671,950 | (Within Confidence Interval) |
| State Upper Limit: | 1,786,743,784 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,837,749,465 | (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