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090/Gray
2018 Confidence Interval Detail
090/Gray
090-902/Lefors ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,649,440 | 0.5671 | 2,908,552 | 10 | 133 | .036104243 |
| A | 1,620,380 | 0.7109 | 2,279,336 | 11 | 45 | .018811144 |
| A | 1,304,640 | 0.8664 | 1,505,817 | 8 | 20 | .033894054 |
| A | 1,111,860 | 0.8635 | 1,287,620 | 7 | 11 | .055616491 |
| G1 | 8,383,610 | 1.0165 | 8,247,526 | 11 | 63 | .008574757 |
| G1 | 8,845,070 | 1.0400 | 8,504,875 | 7 | 17 | .010299899 |
| G1 | 9,774,739 | 1.0556 | 9,259,889 | 4 | 6 | .001585032 |
| Random Totals: | 32,689,739 | 33,993,615 | 58 | 295 | ||
| Catg D1 Exception Values: | 3,427,340 | 3,419,737 | ||||
| Catg G1 Exception Values: | 6,355,440 | 6,352,484 | ||||
| Total Test Values (4): | 42,472,519 | 43,765,836 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 2,188,291 |
Confidence Interval Values (5)
| State Lower Limit: | 41,577,545 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 42,472,519 | (Within Confidence Interval) |
| State Upper Limit: | 45,954,127 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 96,550,580 | (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