2011 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 | 39,025,474 | 0.9381 | 41,600,548 | 13 | 1,040 | .016847887 |
| A | 39,982,889 | 0.9700 | 41,219,473 | 11 | 538 | .008558249 |
| A | 38,701,860 | 0.9485 | 40,803,226 | 11 | 331 | .007379034 |
| A | 40,449,060 | 1.0589 | 38,199,131 | 11 | 219 | .018019160 |
| D3 | 91,747,710 | 1.0258 | 89,440,154 | 15 | 3,726 | .045535833 |
| F1 | 11,431,247 | 0.9464 | 12,078,663 | 9 | 172 | .009309325 |
| F1 | 10,492,270 | 0.8677 | 12,092,048 | 8 | 47 | .073141930 |
| F1 | 10,145,240 | 0.8136 | 12,469,567 | 6 | 16 | .101349079 |
| L1 | 6,573,240 | 1.0108 | 6,503,008 | 9 | 150 | .012913550 |
| L1 | 5,151,210 | 0.9764 | 5,275,717 | 7 | 21 | .002480975 |
| L1 | 5,478,460 | 0.9763 | 5,611,451 | 3 | 4 | .001044893 |
| Random Totals: | 299,178,660 | 305,292,986 | 103 | 6,264 | ||
| Catg J Exception Values: | 9,666,408 | 9,209,824 | ||||
| Catg D1 Exception Values: | 11,314,608 | 11,265,339 | ||||
| Catg F1 Exception Values: | 9,751,490 | 10,808,274 | ||||
| Catg L1 Exception Values: | 4,179,980 | 4,238,639 | ||||
| Total Test Values (4): | 334,091,146 | 340,815,062 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 17,040,753 |
Confidence Interval Values (5)
| State Lower Limit: | 323,774,309 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 334,091,146 | (Within Confidence Interval) |
| State Upper Limit: | 357,855,815 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,186,536,612 | (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