2007 Confidence Interval Detail
054/Crosby
054-903/Ralls ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,022,051 | 0.9679 | 7,254,934 | 15 | 320 | .129349043 |
| A | 7,043,296 | 0.9218 | 7,640,807 | 15 | 172 | .024899772 |
| A | 6,991,914 | 0.8808 | 7,938,140 | 15 | 108 | .039974121 |
| A | 6,974,470 | 1.0098 | 6,906,784 | 13 | 54 | .012245844 |
| D3 | 6,850,520 | 0.7417 | 9,236,241 | 17 | 1,390 | .034890672 |
| F1 | 1,020,862 | 0.9582 | 1,065,396 | 6 | 49 | .003530218 |
| F1 | 1,074,475 | 0.9461 | 1,135,689 | 6 | 17 | .013213147 |
| F1 | 1,041,437 | 0.9306 | 1,119,103 | 4 | 8 | .002154912 |
| F1 | 946,502 | 0.9638 | 982,052 | 2 | 3 | .002056198 |
| G1 | 4,038,786 | 1.1836 | 3,412,290 | 18 | 21 | .150520293 |
| Random Totals: | 43,004,313 | 46,691,436 | 111 | 2,142 | ||
| Catg D1 Exception Values: | 16,204,230 | 17,669,128 | ||||
| Catg G1 Exception Values: | 22,348,388 | 21,820,209 | ||||
| Total Test Values (4): | 81,556,931 | 86,180,773 |
Margin of Error
| Margin of Error Percent: | 5.0000004 |
|---|---|
| Margin of Error Value: | 4,309,039 |
Confidence Interval Values (5)
| Local Test Value: | 81,556,931 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 81,871,734 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 90,489,812 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 89,894,467 | (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