2011 Confidence Interval Detail
023/Briscoe
023-902/Silverton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,059,535 | 0.9518 | 2,163,832 | 10 | 163 | .013740968 |
| A | 2,208,995 | 0.9354 | 2,361,551 | 10 | 78 | .019420973 |
| A | 2,289,209 | 0.9070 | 2,523,935 | 10 | 52 | .004436045 |
| A | 2,224,250 | 0.9808 | 2,267,792 | 10 | 29 | .032053334 |
| D3 | 8,293,045 | 0.9793 | 8,468,340 | 15 | 1,802 | .002183805 |
| Random Totals: | 17,075,034 | 17,785,450 | 55 | 2,124 | ||
| Catg D1 Exception Values: | 45,173,260 | 42,784,869 | ||||
| Total Test Values (4): | 62,248,294 | 60,570,319 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 3,028,516 |
Confidence Interval Values (5)
| State Lower Limit: | 57,541,803 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 62,248,294 | (Within Confidence Interval) |
| State Upper Limit: | 63,598,835 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 63,178,041 | (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