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020/Brazoria
2018 Confidence Interval Detail
020/Brazoria
020-908/Pearland ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,492,231,084 | 0.9463 | 1,576,911,216 | 48 | 8456 | 0.003764709 |
| A | 1,577,727,693 | 0.9489 | 1,662,691,214 | 44 | 7096 | 0.002244399 |
| A | 1,498,624,347 | 0.9650 | 1,552,978,598 | 48 | 5533 | 0.003409623 |
| A | 1,547,821,631 | 0.9717 | 1,592,900,721 | 48 | 4006 | 0.005324127 |
| B | 245,626,670 | 0.8937 | 269,150,416 | 7 | 20 | 0.000542154 |
| F1 | 440,493,426 | 0.9731 | 485,338,724 | 7 | 550 | 0.008406958 |
| F1 | 448,401,310 | 0.8904 | 491,291,016 | 7 | 95 | 0.005685496 |
| L1 | 138,392,940 | 0.5891 | 146,478,556 | 15 | 917 | 1.267985817 |
| L1 | 77,492,750 | 0.9638 | 80,403,351 | 8 | 27 | 0.032629075 |
| L1 | 54,582,160 | 0.9710 | 56,212,317 | 5 | 6 | 0.002258028 |
| Random Totals: | 7,521,394,011 | 7,914,356,129 | 237 | 26,706 | ||
| CATG D1 EXCEPTION VALUES: | 178,842 | 174,782 | ||||
| Total Test Values(1) | 7,521,572,853 | 7,914,530,911 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 395,726,546 |
Confidence Interval Values(5)
| Local Test Value: | 7,521,572,853 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 7,518,804,365 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 8,310,257,457 | (State Test Value plus Margin of Error Percent) |
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