2009 Confidence Interval Detail
210/Shelby
210-902/Joaquin ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,346,610 | 1.0042 | 9,307,518 | 7 | 324 | .120487147 |
| A | 8,877,410 | 0.9270 | 9,576,494 | 7 | 172 | .004664789 |
| A | 9,187,690 | 0.9183 | 10,005,107 | 7 | 117 | .006659203 |
| A | 10,931,190 | 0.9777 | 11,180,515 | 8 | 70 | .005709236 |
| D3 | 33,883,619 | 0.9758 | 34,723,938 | 22 | 2,126 | .011630711 |
| G1 | 31,904,253 | 0.9593 | 33,257,847 | 10 | 68 | .037111066 |
| G1 | 31,952,178 | 0.9335 | 34,228,364 | 8 | 35 | .009731366 |
| G1 | 32,358,488 | 0.9496 | 34,075,914 | 6 | 21 | .022344892 |
| G1 | 30,032,651 | 0.9763 | 30,761,703 | 5 | 11 | .025966580 |
| L1 | 4,092,600 | 1.0839 | 3,775,810 | 5 | 23 | .018332099 |
| Random Totals: | 202,566,689 | 210,893,210 | 85 | 2,967 | ||
| Catg J Exception Values: | 3,922,342 | 4,024,169 | ||||
| Catg D1 Exception Values: | 6,787,256 | 7,102,526 | ||||
| Total Test Values (4): | 213,276,287 | 222,019,905 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 11,100,995 |
Confidence Interval Values (5)
| State Lower Limit: | 210,918,910 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 213,276,287 | (Within Confidence Interval) |
| State Upper Limit: | 233,120,900 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 252,066,595 | (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