2009 Confidence Interval Detail
007/Atascosa
007-904/Lytle ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 33,034,832 | 0.9663 | 34,186,932 | 12 | 568 | .074555759 |
| A | 27,440,620 | 0.9259 | 29,636,699 | 13 | 256 | .087035618 |
| A | 25,975,170 | 0.9681 | 26,831,081 | 11 | 167 | .023394314 |
| A | 18,978,620 | 1.0544 | 17,999,450 | 8 | 80 | .028370762 |
| D3 | 29,365,288 | 0.9302 | 31,568,790 | 13 | 732 | .111684739 |
| F1 | 5,329,250 | 0.9237 | 5,769,460 | 6 | 40 | .036684047 |
| F1 | 7,167,360 | 0.9189 | 7,799,935 | 5 | 18 | .085149318 |
| F1 | 4,385,600 | 1.0630 | 4,125,682 | 2 | 7 | .022444672 |
| Random Totals: | 151,676,740 | 157,918,029 | 70 | 1,868 | ||
| Catg D1 Exception Values: | 2,240,590 | 2,265,188 | ||||
| Catg F1 Exception Values: | 3,573,423 | 4,330,231 | ||||
| Total Test Values (4): | 157,490,753 | 164,513,448 |
Margin of Error
| Margin of Error Percent: | 6.0175026 |
|---|---|
| Margin of Error Value: | 9,899,601 |
Confidence Interval Values (5)
| State Lower Limit: | 154,613,847 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 157,490,753 | (Within Confidence Interval) |
| State Upper Limit: | 174,413,049 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 162,450,658 | (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