2006 Confidence Interval Detail
050/Coryell
050-904/Oglesby ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,689,745 | 0.9713 | 3,798,770 | 15 | 124 | .003369124 |
| A | 3,725,789 | 0.9509 | 3,918,171 | 14 | 80 | .010730313 |
| A | 3,711,417 | 0.9304 | 3,989,055 | 13 | 52 | .013468115 |
| A | 3,596,180 | 0.9396 | 3,827,352 | 11 | 29 | .009860936 |
| D3 | 11,788,013 | 0.9642 | 12,225,693 | 24 | 775 | .015135129 |
| Random Totals: | 26,511,144 | 27,759,041 | 77 | 1,060 | ||
| Catg J Exception Values: | 1,403,994 | 1,759,813 | ||||
| Catg D1 Exception Values: | 4,297,850 | 4,092,411 | ||||
| Total Test Values (4): | 32,212,988 | 33,611,265 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,680,563 |
Confidence Interval Values (5)
| State Lower Limit: | 31,930,702 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 32,212,988 | (Within Confidence Interval) |
| State Upper Limit: | 35,291,828 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 28,529,157 | (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