2009 Confidence Interval Detail
231/Upton
231-901/McCamey ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,254,730 | 0.8183 | 6,421,520 | 7 | 330 | .076917003 |
| A | 6,185,230 | 0.7996 | 7,735,405 | 7 | 217 | .025671624 |
| A | 5,996,940 | 0.9405 | 6,376,332 | 7 | 130 | .011071700 |
| A | 6,868,240 | 0.8465 | 8,113,692 | 6 | 79 | .012056156 |
| G1 | 271,355,388 | 0.9834 | 275,935,924 | 7 | 211 | .016774470 |
| G1 | 275,174,941 | 1.0066 | 273,370,694 | 6 | 74 | .001124149 |
| G1 | 371,237,249 | 1.0189 | 364,351,015 | 5 | 24 | .005040566 |
| Random Totals: | 942,072,718 | 942,304,582 | 45 | 1,065 | ||
| Catg D1 Exception Values: | 1,148,180 | 1,094,742 | ||||
| Catg G1 Exception Values: | 164,855,361 | 173,170,681 | ||||
| Total Test Values (4): | 1,108,076,259 | 1,116,570,005 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 55,828,500 |
Confidence Interval Values (5)
| State Lower Limit: | 1,060,741,505 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,108,076,259 | (Within Confidence Interval) |
| State Upper Limit: | 1,172,398,505 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,404,118,983 | (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