2009 Confidence Interval Detail
125/Jim Wells
125-902/Ben Bolt-Palito Blanco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,156,752 | 1.0736 | 1,077,452 | 6 | 66 | .011814697 |
| A | 1,316,966 | 0.9822 | 1,340,833 | 6 | 35 | .009749344 |
| A | 1,477,999 | 0.9808 | 1,506,932 | 5 | 21 | .001568772 |
| A | 1,895,443 | 0.9290 | 2,040,305 | 4 | 16 | .004369372 |
| D3 | 39,941,505 | 1.0260 | 38,929,342 | 27 | 1,955 | .007291155 |
| G1 | 5,300,431 | 1.0186 | 5,203,643 | 7 | 28 | .001926511 |
| Random Totals: | 51,089,096 | 50,098,507 | 55 | 2,121 | ||
| Catg J Exception Values: | 2,265,586 | 2,189,058 | ||||
| Catg D1 Exception Values: | 10,689,113 | 10,766,728 | ||||
| Total Test Values (4): | 64,043,795 | 63,054,293 |
Margin of Error
| Margin of Error Percent: | 5.0000006 |
|---|---|
| Margin of Error Value: | 3,152,715 |
Confidence Interval Values (5)
| State Lower Limit: | 59,901,578 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 64,043,795 | (Within Confidence Interval) |
| State Upper Limit: | 66,207,008 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 66,644,834 | (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