2006 Confidence Interval Detail
245/Willacy
245-902/Lyford CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 10,716,209 | 0.9862 | 10,866,162 | 8 | 611 | .011071759 |
| A | 10,717,881 | 0.9772 | 10,967,950 | 7 | 348 | .010263182 |
| A | 10,701,511 | 1.0222 | 10,469,097 | 7 | 237 | .014154933 |
| A | 10,674,401 | 0.9682 | 11,024,996 | 8 | 126 | .014834264 |
| D3 | 17,990,280 | 1.0118 | 17,780,470 | 20 | 3,075 | .021089444 |
| G1 | 26,344,954 | 0.9579 | 27,502,823 | 14 | 37 | .013824120 |
| L1 | 1,231,108 | 0.9409 | 1,308,437 | 7 | 26 | .016181070 |
| L1 | 1,607,525 | 1.0003 | 1,607,043 | 3 | 5 | .000083869 |
| Random Totals: | 89,983,869 | 91,526,978 | 74 | 4,465 | ||
| Catg J Exception Values: | 6,950,101 | 6,887,095 | ||||
| Catg D1 Exception Values: | 48,778,208 | 49,172,011 | ||||
| Catg G1 Exception Values: | 9,845,374 | 9,603,908 | ||||
| Catg L1 Exception Values: | 5,759,397 | 5,698,473 | ||||
| Total Test Values (4): | 161,316,949 | 162,888,465 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 8,144,423 |
Confidence Interval Values (5)
| State Lower Limit: | 154,744,042 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 161,316,949 | (Within Confidence Interval) |
| State Upper Limit: | 171,032,888 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 166,640,091 | (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