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072/Erath
2017 Confidence Interval Detail
072/Erath
072-903/Stephenville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 151,769,720 | 0.9834 | 154,331,625 | 48 | 2,030 | .008859941 |
| A | 161,798,290 | 0.9653 | 167,614,514 | 49 | 1,291 | .006637250 |
| A | 177,975,130 | 0.9898 | 179,809,184 | 64 | 1,035 | .003111561 |
| A | 184,681,180 | 0.9730 | 189,805,940 | 30 | 634 | .004651190 |
| B | 28,783,990 | 0.8845 | 32,542,668 | 12 | 187 | .047354265 |
| B | 30,553,630 | 0.9260 | 32,995,281 | 8 | 39 | .013560673 |
| B | 50,692,060 | 0.9941 | 50,992,918 | 4 | 12 | .002280031 |
| E | 275,945,980 | 0.9755 | 282,876,453 | 40 | 1,814 | .011078208 |
| F1 | 62,585,710 | 0.8602 | 72,757,161 | 13 | 346 | .026825270 |
| F1 | 61,751,210 | 0.8659 | 71,314,482 | 10 | 136 | .042659356 |
| F1 | 68,145,520 | 0.9790 | 69,607,273 | 8 | 64 | .009757267 |
| F1 | 72,436,190 | 0.8683 | 83,422,999 | 6 | 18 | .027396110 |
| L1 | 28,474,920 | 1.1812 | 24,106,773 | 11 | 376 | .041580275 |
| L1 | 26,599,570 | 1.0696 | 24,868,708 | 10 | 74 | .014960974 |
| L1 | 24,843,620 | 1.1024 | 22,535,940 | 6 | 27 | .016821994 |
| L1 | 28,918,020 | 1.0806 | 26,761,077 | 6 | 11 | .033764195 |
| Random Totals: | 1,435,954,740 | 1,486,342,996 | 325 | 8,094 | ||
| Catg D1 Exception Values: | 17,017,760 | 11,326,004 | ||||
| Catg B Exception Values: | 23,807,490 | 25,857,016 | ||||
| Total Test Values (4): | 1,476,779,990 | 1,523,526,016 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 76,176,300 |
Confidence Interval Values (5)
| State Lower Limit: | 1,447,349,716 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,476,779,990 | (Within Confidence Interval) |
| State Upper Limit: | 1,599,702,316 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,670,321,409 | (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