2008 Confidence Interval Detail
170/Montgomery
170-907/Splendora ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 55,282,673 | 0.7619 | 72,558,962 | 14 | 1,615 | .680753071 |
| A | 58,947,223 | 0.8701 | 67,747,642 | 13 | 829 | .051249816 |
| A | 59,819,900 | 0.9713 | 61,587,460 | 13 | 437 | .013152595 |
| A | 74,821,610 | 0.9937 | 75,295,975 | 12 | 256 | .004225756 |
| C | 6,251,995 | 0.8608 | 7,263,005 | 7 | 1,879 | .017163249 |
| C | 5,988,040 | 0.9171 | 6,529,321 | 7 | 441 | .080111242 |
| C | 4,249,800 | 0.9445 | 4,499,524 | 7 | 131 | .023437206 |
| C | 4,827,520 | 0.9572 | 5,043,377 | 7 | 84 | .030466587 |
| D3 | 36,305,300 | 0.9344 | 38,854,131 | 11 | 956 | .043767468 |
| Random Totals: | 306,494,061 | 339,379,397 | 91 | 6,628 | ||
| Catg J Exception Values: | 23,067,111 | 22,792,733 | ||||
| Catg D1 Exception Values: | 9,253,350 | 9,204,556 | ||||
| Total Test Values (4): | 338,814,522 | 371,376,686 |
Margin of Error
| Margin of Error Percent: | 9.0063403 |
|---|---|
| Margin of Error Value: | 33,447,448 |
Confidence Interval Values (5)
| State Lower Limit: | 337,929,238 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 338,814,522 | (Within Confidence Interval) |
| State Upper Limit: | 404,824,134 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 327,944,062 | (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