2007 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 | 15,325,709 | 0.7620 | 20,112,479 | 10 | 704 | .227573570 |
| A | 15,292,346 | 0.6593 | 23,194,822 | 7 | 391 | .049259535 |
| A | 15,287,508 | 0.6303 | 24,254,336 | 9 | 262 | .177562717 |
| A | 15,275,475 | 0.8074 | 18,919,340 | 9 | 163 | .152422554 |
| D3 | 26,173,980 | 0.8411 | 31,118,749 | 19 | 1,701 | .098070144 |
| F1 | 3,898,641 | 0.9127 | 4,271,547 | 9 | 91 | .037505224 |
| F1 | 3,817,186 | 0.8327 | 4,584,107 | 6 | 32 | .056613574 |
| F1 | 4,037,371 | 0.8274 | 4,879,588 | 4 | 12 | .095171418 |
| F1 | 3,568,303 | 0.5416 | 6,588,447 | 2 | 3 | .108973474 |
| G1 | 18,175,995 | 0.9795 | 18,556,401 | 5 | 22 | .001486179 |
| G1 | 18,397,752 | 0.9740 | 18,888,862 | 4 | 12 | .000670795 |
| G1 | 18,916,381 | 1.0474 | 18,060,322 | 4 | 8 | .012263953 |
| G1 | 14,803,052 | 0.9772 | 15,148,436 | 2 | 3 | .000051943 |
| Random Totals: | 172,969,699 | 208,577,436 | 90 | 3,404 | ||
| Catg J Exception Values: | 23,036,368 | 22,870,820 | ||||
| Catg D1 Exception Values: | 6,025,240 | 6,486,756 | ||||
| Catg G1 Exception Values: | 21,075,586 | 22,955,400 | ||||
| Total Test Values (4): | 223,106,893 | 260,890,412 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 13,044,521 |
Confidence Interval Values (5)
| Local Test Value: | 223,106,893 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 247,845,891 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 273,934,933 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 282,244,574 | (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