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101/Harris
2017 Confidence Interval Detail
101/Harris
101-913/Humble ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,963,936,913 | 0.9682 | 3,061,285,801 | 250 | 19,138 | .007918632 |
| A | 3,427,547,923 | 0.9789 | 3,501,428,055 | 245 | 15,887 | .006354888 |
| A | 3,326,940,836 | 0.9833 | 3,383,444,357 | 251 | 11,329 | .006749418 |
| A | 2,953,421,518 | 0.9640 | 3,063,715,268 | 245 | 5,933 | .011511974 |
| B | 187,692,409 | 0.8004 | 234,498,262 | 7 | 27 | .066355044 |
| B | 173,636,634 | 0.9798 | 177,216,405 | 6 | 9 | .024382113 |
| B | 224,301,387 | 0.9732 | 230,478,203 | 5 | 9 | .000774656 |
| B | 122,266,622 | 0.9757 | 125,311,696 | 3 | 3 | .000757156 |
| F1 | 487,094,720 | 0.9346 | 521,179,884 | 13 | 555 | .176050400 |
| F1 | 496,356,908 | 0.9124 | 544,012,394 | 10 | 196 | .018856272 |
| F1 | 551,631,318 | 0.9838 | 560,714,899 | 9 | 94 | .048306064 |
| F1 | 534,130,723 | 0.9697 | 550,820,587 | 8 | 28 | .004998013 |
| L1 | 127,500,262 | 1.0207 | 124,914,531 | 10 | 1,359 | .015483443 |
| L1 | 130,928,060 | 0.9123 | 143,514,261 | 11 | 235 | .029957058 |
| L1 | 125,334,628 | 0.9347 | 134,090,754 | 11 | 75 | .007161479 |
| L1 | 156,854,999 | 1.0013 | 156,651,352 | 7 | 31 | .021402167 |
| Random Totals: | 15,989,575,860 | 16,513,276,709 | 1,091 | 54,908 | ||
| Catg D1 Exception Values: | 7,676,953 | 7,706,047 | ||||
| Total Test Values (4): | 15,997,252,813 | 16,520,982,756 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 826,049,137 |
Confidence Interval Values (5)
| State Lower Limit: | 15,694,933,619 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 15,997,252,813 | (Within Confidence Interval) |
| State Upper Limit: | 17,347,031,893 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 14,674,616,926 | (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