2010 Confidence Interval Detail
090/Gray
090-904/Pampa ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 92,671,410 | 1.0018 | 92,504,901 | 41 | 2,959 | .043092260 |
| A | 100,529,620 | 1.0192 | 98,635,812 | 31 | 1,389 | .022856083 |
| A | 103,380,310 | 1.0679 | 96,807,107 | 27 | 873 | .015086604 |
| A | 105,925,320 | 0.9894 | 107,060,158 | 18 | 536 | .008999316 |
| F1 | 27,960,280 | 0.9484 | 29,481,527 | 10 | 399 | .009990468 |
| F1 | 29,669,990 | 0.9306 | 31,882,646 | 10 | 110 | .028067894 |
| F1 | 26,522,690 | 1.0089 | 26,288,720 | 7 | 27 | .000432697 |
| F1 | 35,220,310 | 1.0169 | 34,634,979 | 4 | 8 | .001929662 |
| G1 | 23,839,140 | 0.9575 | 24,897,274 | 9 | 91 | .011461479 |
| G1 | 24,684,941 | 1.0262 | 24,054,708 | 8 | 32 | .018649964 |
| G1 | 23,332,777 | 1.0166 | 22,951,777 | 6 | 14 | .003441889 |
| G1 | 22,801,630 | 1.0310 | 22,116,033 | 4 | 6 | .012048279 |
| L1 | 36,380,950 | 0.9516 | 38,231,347 | 11 | 229 | .008180268 |
| L1 | 35,725,954 | 1.0089 | 35,410,798 | 10 | 17 | .003873484 |
| Random Totals: | 688,645,322 | 684,957,787 | 196 | 6,690 | ||
| Catg J Exception Values: | 50,734,659 | 51,531,095 | ||||
| Catg D1 Exception Values: | 9,644,490 | 17,053,838 | ||||
| Total Test Values (4): | 749,024,471 | 753,542,720 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 37,677,136 |
Confidence Interval Values (5)
| State Lower Limit: | 715,865,584 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 749,024,471 | (Within Confidence Interval) |
| State Upper Limit: | 791,219,856 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 978,689,720 | (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