2009 Confidence Interval Detail
112/Hopkins
112-901/Sulphur Springs ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 120,566,700 | 0.9788 | 123,178,075 | 58 | 2,244 | .013438481 |
| A | 125,971,520 | 0.9826 | 128,202,239 | 47 | 1,400 | .010993371 |
| A | 123,729,590 | 1.0191 | 121,410,647 | 37 | 956 | .008530497 |
| A | 129,281,560 | 0.9523 | 135,757,177 | 23 | 548 | .014243673 |
| D3 | 193,024,570 | 0.9186 | 210,129,077 | 38 | 5,444 | .061863828 |
| F1 | 41,189,550 | 0.9086 | 45,332,985 | 8 | 322 | .024680765 |
| F1 | 39,345,550 | 0.9167 | 42,920,857 | 7 | 116 | .015657137 |
| F1 | 44,505,070 | 0.8851 | 50,282,533 | 7 | 48 | .012627021 |
| F1 | 43,338,070 | 0.8889 | 48,754,719 | 5 | 13 | .021691749 |
| L1 | 30,117,040 | 1.0063 | 29,928,491 | 7 | 344 | .001389211 |
| L1 | 25,386,370 | 1.0222 | 24,835,032 | 6 | 50 | .002853899 |
| L1 | 31,497,960 | 0.8835 | 35,651,341 | 5 | 18 | .058724632 |
| L1 | 30,679,200 | 0.9456 | 32,444,162 | 3 | 4 | .002237812 |
| Random Totals: | 978,632,750 | 1,028,827,335 | 251 | 11,507 | ||
| Catg D1 Exception Values: | 14,674,450 | 12,489,985 | ||||
| Total Test Values (4): | 993,307,200 | 1,041,317,320 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 52,065,866 |
Confidence Interval Values (5)
| State Lower Limit: | 989,251,454 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 993,307,200 | (Within Confidence Interval) |
| State Upper Limit: | 1,093,383,186 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,112,396,575 | (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