2009 Confidence Interval Detail
166/Milam
166-902/Gause ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,994,570 | 0.9494 | 2,100,874 | 7 | 87 | .022711476 |
| A | 2,033,620 | 0.8645 | 2,352,366 | 6 | 47 | .028995883 |
| A | 2,079,100 | 1.0824 | 1,920,824 | 7 | 31 | .055655124 |
| A | 1,317,150 | 0.9774 | 1,347,606 | 5 | 11 | .001205194 |
| D3 | 24,573,798 | 0.9393 | 26,161,821 | 20 | 1,003 | .034672014 |
| G1 | 36,664,079 | 0.9785 | 37,469,677 | 20 | 49 | .017270116 |
| Random Totals: | 68,662,317 | 71,353,168 | 65 | 1,228 | ||
| Catg J Exception Values: | 3,353,420 | 3,461,959 | ||||
| Catg D1 Exception Values: | 3,525,211 | 3,376,744 | ||||
| Total Test Values (4): | 75,540,948 | 78,191,871 |
Margin of Error
| Margin of Error Percent: | 5.0000006 |
|---|---|
| Margin of Error Value: | 3,909,594 |
Confidence Interval Values (5)
| State Lower Limit: | 74,282,277 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 75,540,948 | (Within Confidence Interval) |
| State Upper Limit: | 82,101,465 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 75,673,245 | (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