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001/Anderson
2017 Confidence Interval Detail
001/Anderson
001-908/Westwood ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 36,791,313 | 0.9841 | 37,385,746 | 12 | 645 | .036492897 |
| A | 34,618,839 | 0.8960 | 38,637,097 | 12 | 429 | .018615450 |
| A | 47,286,806 | 1.0252 | 46,124,469 | 19 | 469 | .015880509 |
| A | 41,677,806 | 0.9316 | 44,737,877 | 11 | 279 | .003163348 |
| E | 79,661,506 | 0.9362 | 85,090,265 | 22 | 1,360 | .017269585 |
| F1 | 7,915,929 | 0.7740 | 10,227,298 | 9 | 71 | .051140712 |
| F1 | 9,141,197 | 1.0902 | 8,384,881 | 7 | 35 | .005611796 |
| F1 | 7,758,106 | 0.9602 | 8,079,677 | 6 | 13 | .002724997 |
| F1 | 5,893,297 | 1.0131 | 5,817,093 | 2 | 3 | .002227872 |
| L1 | 5,717,394 | 1.0079 | 5,672,581 | 8 | 56 | .012121102 |
| L1 | 4,181,597 | 0.7853 | 5,324,840 | 5 | 8 | .189058243 |
| L1 | 3,303,038 | 0.9709 | 3,402,037 | 4 | 3 | .012136560 |
| Random Totals: | 283,946,828 | 298,883,861 | 117 | 3,371 | ||
| Catg J Exception Values: | 6,769,155 | 6,544,328 | ||||
| Catg D1 Exception Values: | 3,950,394 | 4,523,567 | ||||
| Catg L1 Exception Values: | 6,688,888 | 5,386,777 | ||||
| Total Test Values (4): | 301,355,265 | 315,338,533 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 15,766,926 |
Confidence Interval Values (5)
| State Lower Limit: | 299,571,607 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 301,355,265 | (Within Confidence Interval) |
| State Upper Limit: | 331,105,459 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 483,144,138 | (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, D2, E, 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