2008 Confidence Interval Detail
125/Jim Wells
125-905/Premont ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,388,893 | 0.9677 | 6,602,142 | 7 | 323 | .012174468 |
| A | 6,796,241 | 1.0391 | 6,540,507 | 7 | 201 | .021985017 |
| A | 6,798,106 | 0.9525 | 7,137,119 | 7 | 140 | .008215781 |
| A | 6,669,143 | 0.9250 | 7,209,884 | 6 | 83 | .001662387 |
| D3 | 14,457,641 | 0.8877 | 16,286,629 | 14 | 1,265 | .028660437 |
| G1 | 2,368,260 | 0.6621 | 3,576,892 | 5 | 15 | .479188699 |
| G1 | 2,309,560 | 0.8497 | 2,718,089 | 3 | 4 | .096983202 |
| Random Totals: | 45,787,844 | 50,071,262 | 49 | 2,031 | ||
| Catg J Exception Values: | 8,621,935 | 8,369,079 | ||||
| Catg D1 Exception Values: | 8,733,870 | 8,364,756 | ||||
| Catg G1 Exception Values: | 12,051,495 | 12,001,665 | ||||
| Total Test Values (4): | 75,195,144 | 78,806,762 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,940,338 |
Confidence Interval Values (5)
| State Lower Limit: | 74,866,424 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 75,195,144 | (Within Confidence Interval) |
| State Upper Limit: | 82,747,100 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 115,870,452 | (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