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020/Brazoria
2016 Confidence Interval Detail
020/Brazoria
020-906/Sweeny ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 77,612,647 | 1.0147 | 76,488,269 | 13 | 1,091 | .027626641 |
| A | 93,199,495 | 0.9846 | 94,657,216 | 13 | 772 | .006507933 |
| A | 112,867,218 | 0.9890 | 114,122,566 | 17 | 651 | .017565829 |
| A | 136,698,388 | 0.9731 | 140,477,225 | 17 | 461 | .019145245 |
| E | 78,378,015 | 0.8997 | 87,115,722 | 15 | 1,441 | .054414583 |
| G1 | 5,495,313 | 0.9706 | 5,661,769 | 11 | 39 | 2.111934156 |
| L1 | 11,931,630 | 0.9766 | 12,217,520 | 9 | 66 | .006446972 |
| L1 | 8,567,920 | 1.0085 | 8,495,706 | 4 | 6 | .001360825 |
| L1 | 12,061,030 | 0.9880 | 12,207,520 | 2 | 4 | .007200099 |
| Random Totals: | 536,811,656 | 551,443,513 | 101 | 4,531 | ||
| Catg J Exception Values: | 14,459,650 | 14,737,365 | ||||
| Catg D1 Exception Values: | 3,319,029 | 2,963,724 | ||||
| Catg G1 Exception Values: | 19,941,492 | 19,681,838 | ||||
| Catg L1 Exception Values: | 4,233,630 | 3,803,234 | ||||
| Total Test Values (4): | 578,765,457 | 592,629,674 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 29,631,483 |
Confidence Interval Values (5)
| State Lower Limit: | 562,998,191 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 578,765,457 | (Within Confidence Interval) |
| State Upper Limit: | 622,261,157 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,139,982,621 | (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