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140/Lamb
2017 Confidence Interval Detail
140/Lamb
140-904/Littlefield ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 24,335,820 | 0.8212 | 29,634,462 | 10 | 992 | .182085329 |
| A | 24,193,330 | 0.9331 | 25,927,907 | 9 | 392 | .023058977 |
| A | 22,800,470 | 0.9924 | 22,975,081 | 10 | 225 | .010060032 |
| A | 30,163,410 | 1.0189 | 29,603,896 | 11 | 190 | .038157423 |
| E | 15,919,919 | 0.8706 | 18,286,146 | 11 | 396 | .083083434 |
| F1 | 6,012,760 | 0.8941 | 6,724,930 | 10 | 156 | .103810406 |
| F1 | 6,011,530 | 1.0271 | 5,852,916 | 9 | 26 | .079227155 |
| F1 | 5,854,540 | 0.9705 | 6,032,499 | 8 | 9 | .029000595 |
| L1 | 3,705,940 | 1.0116 | 3,663,444 | 8 | 54 | .001532899 |
| L1 | 3,293,130 | 1.0142 | 3,247,022 | 6 | 14 | .003549605 |
| L1 | 1,125,700 | 1.0222 | 1,101,252 | 2 | 2 | .000754053 |
| L1 | 5,423,300 | 0.9604 | 5,646,918 | 2 | 6 | .000715267 |
| Random Totals: | 148,839,849 | 158,696,473 | 96 | 2,462 | ||
| Catg J Exception Values: | 7,082,840 | 8,826,090 | ||||
| Catg D1 Exception Values: | 17,959,228 | 14,766,119 | ||||
| Catg F1 Exception Values: | 4,087,040 | 3,918,643 | ||||
| Total Test Values (4): | 177,968,957 | 186,207,325 |
Margin of Error
| Margin of Error Percent: | 5.2228627 |
|---|---|
| Margin of Error Value: | 9,725,353 |
Confidence Interval Values (5)
| State Lower Limit: | 176,481,972 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 177,968,957 | (Within Confidence Interval) |
| State Upper Limit: | 195,932,678 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 191,117,979 | (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, 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
(6) Includes local value of unstudied property categories and sub-categories