2011 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 | 4,122,180 | 1.0585 | 3,894,360 | 10 | 111 | .034377673 |
| A | 4,319,180 | 0.9591 | 4,503,368 | 10 | 75 | .018529970 |
| A | 4,562,730 | 0.9248 | 4,933,748 | 10 | 50 | .020255702 |
| A | 4,211,830 | 0.9597 | 4,388,694 | 10 | 26 | .055925066 |
| D3 | 15,633,190 | 0.9623 | 16,245,651 | 21 | 775 | .028750612 |
| Random Totals: | 32,849,110 | 33,965,821 | 61 | 1,037 | ||
| Catg J Exception Values: | 386,657 | 347,860 | ||||
| Catg D1 Exception Values: | 4,164,719 | 4,616,880 | ||||
| Total Test Values (4): | 37,400,486 | 38,930,561 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,946,528 |
Confidence Interval Values (5)
| State Lower Limit: | 36,984,033 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 37,400,486 | (Within Confidence Interval) |
| State Upper Limit: | 40,877,089 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 34,297,575 | (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