2011 Confidence Interval Detail
220/Tarrant
220-915/Azle ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 239,450,081 | 1.0192 | 234,939,247 | 15 | 2,755 | .043712864 |
| A | 249,429,536 | 0.9834 | 253,639,959 | 15 | 1,663 | .012435010 |
| A | 250,970,891 | 0.9674 | 259,428,252 | 15 | 1,041 | .018373203 |
| A | 249,560,723 | 0.9978 | 250,110,967 | 15 | 618 | .010678627 |
| F1 | 26,943,156 | 0.8650 | 31,148,157 | 9 | 163 | .057278753 |
| F1 | 27,813,469 | 0.9340 | 29,778,875 | 9 | 72 | .017315453 |
| F1 | 31,853,265 | 0.8388 | 37,974,803 | 8 | 40 | .067805608 |
| F1 | 26,278,564 | 0.9385 | 28,000,601 | 5 | 10 | .006002044 |
| G1 | 59,898,803 | 1.0135 | 59,100,940 | 12 | 52 | .012192623 |
| G1 | 60,810,904 | 1.0572 | 57,520,719 | 8 | 25 | .001920141 |
| G1 | 61,387,678 | 1.0104 | 60,755,817 | 6 | 18 | .004440132 |
| G1 | 57,358,469 | 1.0146 | 56,533,086 | 5 | 11 | .002728168 |
| Random Totals: | 1,341,755,539 | 1,358,931,423 | 122 | 6,468 | ||
| Catg D1 Exception Values: | 499,900 | 281,586 | ||||
| Total Test Values (4): | 1,342,255,439 | 1,359,213,009 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 67,960,650 |
Confidence Interval Values (5)
| State Lower Limit: | 1,291,252,359 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,342,255,439 | (Within Confidence Interval) |
| State Upper Limit: | 1,427,173,659 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,420,915,462 | (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