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101/Harris
2017 Confidence Interval Detail
101/Harris
101-920/Spring Branch ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,299,268,656 | 0.9723 | 6,478,729,462 | 99 | 19,624 | .013216213 |
| A | 5,989,445,490 | 0.9673 | 6,191,921,317 | 99 | 7,733 | .020282801 |
| A | 6,364,836,882 | 0.9673 | 6,580,002,979 | 100 | 4,283 | .007616940 |
| A | 5,947,256,743 | 0.9630 | 6,175,759,858 | 67 | 1,899 | .024402207 |
| B | 434,623,537 | 0.8214 | 529,125,319 | 9 | 82 | .066715970 |
| B | 401,306,290 | 0.9461 | 424,168,999 | 8 | 19 | .021087055 |
| B | 439,933,174 | 1.0039 | 438,224,100 | 5 | 11 | .018466302 |
| B | 642,978,377 | 1.0935 | 588,000,345 | 4 | 11 | .007708116 |
| C1 | 133,419,840 | 0.9267 | 143,973,066 | 13 | 807 | .040928639 |
| C1 | 155,933,556 | 0.8697 | 179,295,799 | 9 | 170 | .027040174 |
| C1 | 117,946,530 | 0.8950 | 131,783,832 | 10 | 59 | .026601876 |
| C1 | 144,371,014 | 1.0854 | 133,011,806 | 7 | 22 | .111153499 |
| F1 | 2,015,876,688 | 0.9152 | 2,202,662,465 | 12 | 951 | .046408880 |
| F1 | 1,843,789,232 | 0.8639 | 2,134,262,336 | 9 | 167 | .028570635 |
| F1 | 1,985,204,527 | 0.9835 | 2,018,509,941 | 8 | 52 | .009647156 |
| F1 | 1,985,854,544 | 0.9429 | 2,106,113,632 | 6 | 16 | .004910836 |
| L1 | 337,317,639 | 0.9789 | 344,588,455 | 11 | 2,394 | .024444586 |
| L1 | 336,900,915 | 0.8352 | 403,377,532 | 11 | 338 | .019670639 |
| L1 | 304,019,164 | 0.9671 | 314,361,663 | 9 | 93 | .001921268 |
| L1 | 339,803,229 | 0.9560 | 355,442,708 | 7 | 24 | .017229190 |
| Random Totals: | 36,220,086,027 | 37,873,315,614 | 503 | 38,755 | ||
| Catg D1 Exception Values: | 20,719 | 22,110 | ||||
| Total Test Values (4): | 36,220,106,746 | 37,873,337,724 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,893,666,886 |
Confidence Interval Values (5)
| State Lower Limit: | 35,979,670,838 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 36,220,106,746 | (Within Confidence Interval) |
| State Upper Limit: | 39,767,004,610 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 33,275,617,186 | (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