2006 Confidence Interval Detail
092/Gregg
092-901/Gladewater ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 43,888,171 | 0.7633 | 57,497,931 | 16 | 1,171 | .045282243 |
| A | 43,832,549 | 0.8274 | 52,976,250 | 13 | 610 | .017197458 |
| A | 43,835,055 | 0.9559 | 45,857,365 | 19 | 427 | .010180040 |
| A | 43,799,738 | 0.9434 | 46,427,537 | 18 | 271 | .023568013 |
| D3 | 63,050,586 | 0.7953 | 79,278,997 | 20 | 3,051 | .084293490 |
| F1 | 8,015,657 | 0.8430 | 9,508,490 | 8 | 173 | .137814750 |
| F1 | 8,046,747 | 0.8238 | 9,767,840 | 7 | 52 | .108555879 |
| F1 | 7,828,979 | 0.9064 | 8,637,444 | 6 | 16 | .012883156 |
| F1 | 7,832,809 | 0.9917 | 7,898,365 | 3 | 4 | .001276655 |
| G1 | 52,940,961 | 1.0203 | 51,887,642 | 7 | 117 | .013111787 |
| G1 | 53,796,209 | 1.0364 | 51,906,801 | 6 | 45 | .003606188 |
| G1 | 52,403,549 | 1.0141 | 51,674,932 | 5 | 18 | .002627960 |
| G1 | 52,375,320 | 1.1024 | 47,510,269 | 4 | 9 | .000788490 |
| Random Totals: | 481,646,330 | 520,829,863 | 132 | 5,964 | ||
| Catg D1 Exception Values: | 6,855,110 | 6,204,938 | ||||
| Total Test Values (4): | 488,501,440 | 527,034,801 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 26,351,740 |
Confidence Interval Values (5)
| Local Test Value: | 488,501,440 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 500,683,061 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 553,386,541 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 509,496,939 | (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