2009 Confidence Interval Detail
005/Archer
252-903/Olney ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 943,580 | 0.8768 | 1,076,163 | 6 | 72 | .040872508 |
| A | 856,020 | 0.8300 | 1,031,349 | 6 | 29 | .013024036 |
| A | 960,900 | 0.7027 | 1,367,440 | 5 | 15 | .112061008 |
| A | 801,950 | 0.6933 | 1,156,714 | 4 | 7 | .043216257 |
| D3 | 3,493,640 | 0.9066 | 3,853,563 | 14 | 822 | .050968396 |
| G1 | 7,357,361 | 0.9543 | 7,709,694 | 11 | 53 | .010948595 |
| G1 | 7,393,120 | 0.9344 | 7,912,158 | 7 | 17 | .017558489 |
| G1 | 7,512,660 | 0.9892 | 7,594,683 | 4 | 7 | .001561982 |
| G1 | 6,657,610 | 0.9777 | 6,809,461 | 2 | 3 | .000300266 |
| Random Totals: | 35,976,841 | 38,511,225 | 59 | 1,025 | ||
| Catg J Exception Values: | 1,565,918 | 1,561,282 | ||||
| Catg D1 Exception Values: | 10,478,240 | 9,098,543 | ||||
| Total Test Values (4): | 48,020,999 | 49,171,050 |
Margin of Error
| Margin of Error Percent: | 5.0000010 |
|---|---|
| Margin of Error Value: | 2,458,553 |
Confidence Interval Values (5)
| State Lower Limit: | 46,712,497 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 48,020,999 | (Within Confidence Interval) |
| State Upper Limit: | 51,629,603 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 53,285,514 | (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