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Somervell County
2024 Confidence Interval Detail
Somervell County
213-901/Glen Rose ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 175,025,719 | 0.9581 | 182,680,011 | 13 | 846 | 0.004499148 |
| A | 3 | 180,442,328 | 0.9818 | 183,787,256 | 18 | 503 | 0.012976997 |
| A | 4 | 173,818,370 | 1.0355 | 167,859,363 | 17 | 352 | 0.009501058 |
| A | 5 | 204,633,280 | 0.9527 | 214,792,988 | 10 | 283 | 0.008945744 |
| E | 0 | 529,458,057 | 1.0024 | 528,190,400 | 30 | 1,620 | 0.039847103 |
| F1 | 2 | 31,844,960 | 0.7968 | 39,966,064 | 12 | 108 | 0.146882411 |
| F1 | 3 | 39,327,239 | 0.9415 | 41,770,833 | 12 | 59 | 0.050661214 |
| F1 | 4 | 48,435,292 | 0.9397 | 51,543,356 | 9 | 32 | 0.019615124 |
| F1 | 5 | 30,900,851 | 1.2888 | 23,976,452 | 5 | 7 | 0.080825947 |
| Random Totals: | 1,413,886,096 | 1,434,566,723 | 126 | 3,810 | |||
| CATG D1 EXCEPTION VALUES: | 6,033,770 | 4,915,472 | |||||
| CATG J EXCEPTION VALUES: | 66,900 | 71,400 | |||||
| Total Test Values | 1,419,986,766 | 1,439,553,595 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 71,977,680 |
Confidence Interval Values(5)
| Local Test Value: | 1,419,986,766 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 1,367,575,915 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,511,531,275 | (State Test Value plus Margin of Error Percent) |
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