2006 Confidence Interval Detail
218/Sutton
218-901/Sonora ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 17,869,983 | 0.9522 | 18,767,048 | 11 | 481 | .004553794 |
| A | 17,923,865 | 0.9949 | 18,015,745 | 12 | 254 | .061933419 |
| A | 17,844,661 | 0.9426 | 18,931,319 | 22 | 170 | .008802438 |
| A | 17,815,229 | 0.9123 | 19,527,819 | 13 | 101 | .007802772 |
| D3 | 24,495,137 | 0.9231 | 26,535,735 | 15 | 3,936 | .038521666 |
| G1 | 273,026,346 | 1.0378 | 263,081,852 | 7 | 1,823 | .002547538 |
| G1 | 273,030,260 | 1.1247 | 242,758,300 | 7 | 844 | .010204177 |
| G1 | 273,629,680 | 0.9754 | 280,530,736 | 7 | 491 | .004457093 |
| G1 | 272,294,150 | 1.0274 | 265,032,266 | 7 | 244 | .001373325 |
| Random Totals: | 1,187,929,311 | 1,153,180,820 | 101 | 8,344 | ||
| Catg D1 Exception Values: | 35,293,771 | 39,329,806 | ||||
| Total Test Values (4): | 1,223,223,082 | 1,192,510,626 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 59,625,531 |
Confidence Interval Values (5)
| State Lower Limit: | 1,132,885,095 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,223,223,082 | (Within Confidence Interval) |
| State Upper Limit: | 1,252,136,157 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,439,772,043 | (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