2011 Confidence Interval Detail
241/Wharton
241-903/El Campo ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 112,031,669 | 1.0162 | 110,245,689 | 18 | 1,925 | .017489913 |
| A | 108,381,461 | 1.0042 | 107,928,163 | 17 | 1,001 | .006087600 |
| A | 117,081,251 | 0.9893 | 118,347,570 | 14 | 770 | .005228068 |
| A | 116,686,425 | 0.9985 | 116,861,718 | 10 | 475 | .008420205 |
| D3 | 103,068,504 | 0.9741 | 105,808,956 | 15 | 5,810 | .015750036 |
| F1 | 26,631,001 | 1.0882 | 24,472,524 | 10 | 266 | .009274179 |
| F1 | 25,859,081 | 0.9803 | 26,378,742 | 9 | 99 | .052287908 |
| F1 | 24,908,218 | 0.9837 | 25,320,949 | 8 | 35 | .012472886 |
| F1 | 26,276,902 | 1.0399 | 25,268,682 | 5 | 12 | .024953817 |
| G1 | 56,567,620 | 0.9883 | 57,237,296 | 9 | 87 | .018633608 |
| G1 | 57,772,130 | 1.0268 | 56,264,248 | 7 | 27 | .003620970 |
| G1 | 56,761,287 | 0.9748 | 58,228,649 | 5 | 10 | .011611383 |
| G1 | 50,962,920 | 0.9993 | 50,998,619 | 3 | 4 | .001696986 |
| L1 | 14,793,711 | 0.9098 | 16,260,399 | 10 | 280 | .047392272 |
| L1 | 14,963,464 | 1.1213 | 13,344,746 | 11 | 57 | .031393929 |
| L1 | 18,387,694 | 0.9623 | 19,108,068 | 6 | 20 | .005521363 |
| Random Totals: | 931,133,338 | 932,075,018 | 157 | 10,878 | ||
| Catg J Exception Values: | 15,071,927 | 15,580,703 | ||||
| Catg D1 Exception Values: | 68,287,210 | 79,567,872 | ||||
| Catg L1 Exception Values: | 9,639,529 | 9,744,394 | ||||
| Total Test Values (4): | 1,024,132,004 | 1,036,967,987 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 51,848,399 |
Confidence Interval Values (5)
| State Lower Limit: | 985,119,588 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,024,132,004 | (Within Confidence Interval) |
| State Upper Limit: | 1,088,816,386 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,113,342,043 | (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