2011 Confidence Interval Detail
186/Pecos
186-903/Iraan-Sheffield ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,033,980 | 0.9860 | 5,105,456 | 10 | 186 | .001759576 |
| A | 6,831,290 | 0.9981 | 6,844,294 | 10 | 152 | .000934408 |
| A | 5,694,170 | 1.0093 | 5,641,702 | 10 | 81 | .002148137 |
| A | 4,830,890 | 1.0013 | 4,824,618 | 10 | 42 | .003105695 |
| G1 | 14,772,361 | 0.9956 | 14,837,647 | 3 | 5 | .001166962 |
| G1 | 19,054,106 | 1.0021 | 19,014,176 | 2 | 3 | .000130951 |
| Random Totals: | 56,216,797 | 56,267,893 | 45 | 469 | ||
| Catg D1 Exception Values: | 3,774,560 | 8,290,896 | ||||
| Catg G1 Exception Values: | 1,505,720,752 | 1,519,828,884 | ||||
| Total Test Values (4): | 1,565,712,109 | 1,584,387,673 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 79,219,384 |
Confidence Interval Values (5)
| State Lower Limit: | 1,505,168,289 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,565,712,109 | (Within Confidence Interval) |
| State Upper Limit: | 1,663,607,057 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,623,222,244 | (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