2006 Confidence Interval Detail
254/Zavala
254-902/LaPryor ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,473,621 | 0.9219 | 2,683,177 | 15 | 195 | .052341199 |
| A | 2,465,747 | 0.9276 | 2,658,201 | 15 | 102 | .010364834 |
| A | 2,460,939 | 0.9871 | 2,493,100 | 16 | 71 | .018535459 |
| A | 2,453,193 | 1.0235 | 2,396,867 | 15 | 40 | .014403024 |
| D3 | 9,461,776 | 1.0150 | 9,321,947 | 29 | 837 | .050924837 |
| G1 | 2,000,682 | 0.8262 | 2,421,547 | 15 | 32 | .601936064 |
| Random Totals: | 21,315,958 | 21,974,839 | 105 | 1,277 | ||
| Catg J Exception Values: | 5,212,412 | 6,025,702 | ||||
| Catg D1 Exception Values: | 11,197,075 | 11,538,247 | ||||
| Total Test Values (4): | 37,725,445 | 39,538,788 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,976,939 |
Confidence Interval Values (5)
| State Lower Limit: | 37,561,849 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 37,725,445 | (Within Confidence Interval) |
| State Upper Limit: | 41,515,727 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 38,987,345 | (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