2006 Confidence Interval Detail
166/Milam
166-904/Rockdale ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 33,897,332 | 0.9441 | 35,904,387 | 13 | 1,018 | .047035521 |
| A | 33,911,620 | 0.9674 | 35,054,393 | 14 | 515 | .030746201 |
| A | 33,929,047 | 0.9786 | 34,671,007 | 13 | 320 | .023362523 |
| A | 33,773,092 | 1.0244 | 32,968,657 | 12 | 198 | .011196994 |
| D3 | 79,653,359 | 1.0157 | 78,422,132 | 21 | 3,742 | .018415134 |
| F1 | 8,332,174 | 0.9620 | 8,661,304 | 7 | 160 | .002141489 |
| F1 | 8,542,348 | 1.0512 | 8,126,282 | 6 | 52 | .023698117 |
| F1 | 8,825,009 | 0.9029 | 9,774,071 | 7 | 18 | .025732705 |
| F1 | 7,552,785 | 0.8918 | 8,469,147 | 3 | 5 | .019435670 |
| Random Totals: | 248,416,766 | 252,051,380 | 96 | 6,028 | ||
| Catg J Exception Values: | 27,655,961 | 32,073,956 | ||||
| Catg D1 Exception Values: | 14,047,460 | 13,650,361 | ||||
| Total Test Values (4): | 290,120,187 | 297,775,697 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 14,888,785 |
Confidence Interval Values (5)
| State Lower Limit: | 282,886,912 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 290,120,187 | (Within Confidence Interval) |
| State Upper Limit: | 312,664,482 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 645,974,412 | (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