2011 Confidence Interval Detail
126/Johnson
126-901/Alvarado ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 114,657,414 | 1.0032 | 114,291,681 | 16 | 1,902 | .062085163 |
| A | 100,680,436 | 1.1166 | 90,166,968 | 25 | 1,097 | .036519404 |
| A | 106,523,248 | 0.9241 | 115,272,425 | 11 | 805 | .031531980 |
| A | 112,832,708 | 1.0101 | 111,704,493 | 9 | 499 | .008181700 |
| D3 | 130,794,222 | 0.9825 | 133,123,890 | 15 | 2,314 | .030237597 |
| F1 | 19,123,616 | 0.7354 | 26,004,373 | 10 | 130 | .158426620 |
| F1 | 19,795,639 | 0.9790 | 20,220,265 | 9 | 55 | .080439488 |
| F1 | 17,518,256 | 0.8570 | 20,441,372 | 8 | 25 | .017646787 |
| G1 | 90,337,532 | 0.9822 | 91,974,681 | 11 | 165 | .004978784 |
| G1 | 90,246,756 | 1.0015 | 90,111,589 | 9 | 82 | .001950054 |
| G1 | 90,808,247 | 0.9975 | 91,035,837 | 8 | 52 | .008041147 |
| G1 | 87,948,263 | 1.0283 | 85,527,826 | 7 | 29 | .003011065 |
| Random Totals: | 981,266,337 | 989,875,400 | 138 | 7,155 | ||
| Catg J Exception Values: | 29,069,561 | 27,244,886 | ||||
| Catg D1 Exception Values: | 4,070,164 | 3,525,864 | ||||
| Catg F1 Exception Values: | 20,486,034 | 22,152,213 | ||||
| Total Test Values (4): | 1,034,892,096 | 1,042,798,363 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 52,139,918 |
Confidence Interval Values (5)
| State Lower Limit: | 990,658,445 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,034,892,096 | (Within Confidence Interval) |
| State Upper Limit: | 1,094,938,281 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,445,964,291 | (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