2009 Confidence Interval Detail
198/Robertson
198-905/Hearne ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 12,126,160 | 0.9529 | 12,725,533 | 16 | 559 | .085277114 |
| A | 16,162,110 | 1.0324 | 15,654,892 | 15 | 412 | .066318094 |
| A | 15,809,860 | 1.0054 | 15,724,945 | 16 | 268 | .043177428 |
| A | 37,584,230 | 0.9871 | 38,075,403 | 17 | 375 | .152434349 |
| D3 | 40,885,730 | 0.7696 | 53,125,949 | 21 | 1,759 | .246474246 |
| F1 | 5,148,060 | 0.8354 | 6,162,389 | 8 | 102 | .141522414 |
| F1 | 5,777,780 | 0.8230 | 7,020,389 | 7 | 25 | .108552433 |
| F1 | 5,926,800 | 0.9689 | 6,117,040 | 4 | 7 | .002698190 |
| G1 | 22,560,072 | 1.0393 | 21,706,987 | 11 | 30 | .007030836 |
| G1 | 23,267,711 | 1.0554 | 22,046,344 | 6 | 12 | .001280929 |
| G1 | 21,044,068 | 1.0159 | 20,714,704 | 5 | 6 | .001338844 |
| Random Totals: | 206,292,581 | 219,074,575 | 126 | 3,555 | ||
| Catg J Exception Values: | 23,833,390 | 24,940,978 | ||||
| Catg D1 Exception Values: | 6,075,050 | 6,505,973 | ||||
| Catg F1 Exception Values: | 3,538,250 | 4,854,120 | ||||
| Catg G1 Exception Values: | 21,457,734 | 21,056,224 | ||||
| Total Test Values (4): | 261,197,005 | 276,431,870 |
Margin of Error
| Margin of Error Percent: | 5.0185190 |
|---|---|
| Margin of Error Value: | 13,872,786 |
Confidence Interval Values (5)
| Local Test Value: | 261,197,005 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 262,559,084 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 290,304,656 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 330,311,221 | (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