2010 Confidence Interval Detail
174/Nacogdoches
174-908/Central Heights ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 10,279,420 | 0.9745 | 10,548,404 | 10 | 241 | .000675613 |
| A | 10,383,720 | 0.9668 | 10,740,298 | 9 | 132 | .000830073 |
| A | 10,889,670 | 0.9557 | 11,394,444 | 9 | 82 | .004421448 |
| A | 10,961,740 | 0.9749 | 11,243,963 | 8 | 47 | .000778767 |
| D3 | 44,668,300 | 0.9920 | 45,028,528 | 20 | 1,695 | .033424299 |
| G1 | 4,092,240 | 0.8200 | 4,990,537 | 9 | 38 | .017533865 |
| G1 | 3,594,029 | 0.9654 | 3,722,839 | 6 | 10 | .010875047 |
| G1 | 4,119,590 | 1.0376 | 3,970,306 | 4 | 7 | .008151249 |
| G1 | 3,519,650 | 0.9728 | 3,618,061 | 3 | 4 | .003049002 |
| Random Totals: | 102,508,359 | 105,257,380 | 78 | 2,256 | ||
| Catg J Exception Values: | 1,658,948 | 2,198,760 | ||||
| Catg D1 Exception Values: | 7,690,970 | 4,175,461 | ||||
| Catg G1 Exception Values: | 5,199,410 | 4,909,344 | ||||
| Total Test Values (4): | 117,057,687 | 116,540,945 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,827,047 |
Confidence Interval Values (5)
| State Lower Limit: | 110,713,898 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 117,057,687 | (Within Confidence Interval) |
| State Upper Limit: | 122,367,992 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 114,211,993 | (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