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019/Bowie
2018 Confidence Interval Detail
019/Bowie
019-905/New Boston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 41,098,774 | 0.9850 | 41,724,644 | 15 | 840 | .086354609 |
| A | 41,305,662 | 0.9840 | 41,977,299 | 17 | 490 | .044113545 |
| A | 41,836,727 | 0.9406 | 44,478,766 | 19 | 347 | .042829101 |
| A | 42,713,963 | 0.9733 | 43,885,711 | 17 | 216 | .008270375 |
| E | 63,954,155 | 0.9672 | 66,122,989 | 22 | 799 | .017970643 |
| F1 | 14,941,322 | 0.9166 | 16,300,810 | 16 | 93 | .026420559 |
| F1 | 15,081,545 | 0.9372 | 16,092,131 | 15 | 28 | .028011892 |
| F1 | 19,025,293 | 0.9516 | 19,992,952 | 9 | 14 | .082570107 |
| L1 | 3,495,750 | 0.7676 | 4,554,130 | 9 | 94 | .041879600 |
| L1 | 3,676,852 | 1.1128 | 3,304,145 | 7 | 25 | .124304417 |
| L1 | 5,369,272 | 1.0085 | 5,324,018 | 5 | 16 | .008380035 |
| L1 | 3,677,007 | 1.0005 | 3,675,169 | 3 | 4 | .005445884 |
| Random Totals: | 296,176,322 | 307,432,764 | 154 | 2,966 | ||
| Catg D1 Exception Values: | 6,202,229 | 4,179,808 | ||||
| Catg F1 Exception Values: | 11,969,796 | 11,434,052 | ||||
| Catg L1 Exception Values: | 4,487,076 | 4,756,112 | ||||
| Total Test Values (4): | 318,835,423 | 327,802,736 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 16,390,136 |
Confidence Interval Values (5)
| State Lower Limit: | 311,412,600 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 318,835,423 | (Within Confidence Interval) |
| State Upper Limit: | 344,192,872 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 386,667,283 | (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