2011 Confidence Interval Detail
152/Lubbock
152-903/Slaton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 42,329,690 | 0.9568 | 44,240,897 | 12 | 1,084 | .083541517 |
| A | 42,011,168 | 1.0049 | 41,806,317 | 18 | 524 | .057884356 |
| A | 40,553,029 | 0.9793 | 41,410,221 | 13 | 292 | .021474138 |
| A | 45,363,775 | 0.9532 | 47,591,035 | 11 | 137 | .011818925 |
| F1 | 6,355,921 | 0.9295 | 6,838,000 | 9 | 104 | .009189277 |
| F1 | 10,517,882 | 0.9118 | 11,535,295 | 7 | 33 | .013066215 |
| F1 | 4,764,305 | 0.9572 | 4,977,335 | 4 | 5 | .005622770 |
| F1 | 6,767,681 | 1.0491 | 6,450,940 | 2 | 4 | .097745298 |
| L1 | 5,934,568 | 0.9827 | 6,039,043 | 10 | 58 | .009040116 |
| L1 | 5,166,190 | 1.0153 | 5,088,338 | 10 | 11 | .003172239 |
| L1 | 10,431,686 | 0.9897 | 10,540,251 | 4 | 5 | .002144047 |
| Random Totals: | 220,195,895 | 226,517,672 | 100 | 2,257 | ||
| Catg J Exception Values: | 39,298,524 | 36,208,770 | ||||
| Catg D1 Exception Values: | 12,820,400 | 11,584,630 | ||||
| Total Test Values (4): | 272,314,819 | 274,311,072 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 13,715,554 |
Confidence Interval Values (5)
| State Lower Limit: | 260,595,518 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 272,314,819 | (Within Confidence Interval) |
| State Upper Limit: | 288,026,626 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 271,882,114 | (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